diff --git a/interfaces/admin/chat_api.py b/interfaces/admin/chat_api.py
index b0703780..60b9a2ca 100644
--- a/interfaces/admin/chat_api.py
+++ b/interfaces/admin/chat_api.py
@@ -386,9 +386,10 @@ def _resolve_chat_session(store: SqliteStore, ctx: dict[str, Any], session_id: s
     user_id = str(ctx.get("user_id") or "")
     sid = str(session_id or "").strip()
     if _is_administrator_chat_viewer(ctx):
-        sess = store.get_session_for_administrator_username(
+        sess = store.get_session_for_administrator_chat_view(
             session_id=sid,
             username=_chat_username(ctx),
+            tenant_id=tenant_id,
         )
         if sess is not None:
             return sess
@@ -891,9 +892,11 @@ def include_chat_routes(router: APIRouter, *, resolve_auth: Callable[[SqliteStor
         user_id = str(ctx.get("user_id") or "")
         if _is_administrator_chat_viewer(ctx):
             uname = _chat_username(ctx)
-            meta = store.get_sessions_list_meta_for_administrator_username(username=uname)
-            rows = store.list_sessions_for_administrator_username(
-                username=uname, limit=limit, offset=offset
+            meta = store.get_sessions_list_meta_for_administrator_chat_view(
+                username=uname, tenant_id=tenant_id
+            )
+            rows = store.list_sessions_for_administrator_chat_view(
+                username=uname, tenant_id=tenant_id, limit=limit, offset=offset
             )
         else:
             meta = store.get_sessions_list_meta_for_user(tenant_id=tenant_id, user_id=user_id)
diff --git a/runtime/agent_core_attempt.py b/runtime/agent_core_attempt.py
index eac6e2b1..d8880909 100644
--- a/runtime/agent_core_attempt.py
+++ b/runtime/agent_core_attempt.py
@@ -149,6 +149,7 @@ def run_attempt(*, store: Any, data: AttemptRunnerInput) -> AttemptRunnerOutput:
             tools=data.tools,
             user_text=data.msg.text,
             attachments=data.msg.attachments,
+            inbound_metadata=data.msg.metadata if isinstance(data.msg.metadata, dict) else None,
             trace_id=data.trace_id,
             parent_span_id=data.parent_span_id,
             run_id=data.run_id,
diff --git a/runtime/application/gateway/channel_session_owner.py b/runtime/application/gateway/channel_session_owner.py
new file mode 100644
index 00000000..cd39e018
--- /dev/null
+++ b/runtime/application/gateway/channel_session_owner.py
@@ -0,0 +1,57 @@
+from __future__ import annotations
+
+from typing import Any
+
+
+def resolve_channel_account_ui_owner(
+    store: Any,
+    *,
+    channel: str,
+    account_id: str,
+    tenant_id: str,
+    fallback_user_id: str = "",
+) -> tuple[str, str]:
+    """UI list owner for channel-derived sessions: the oclaw user who owns the channel account."""
+    acct = store.find_user_by_channel_account(channel=str(channel or ""), account_id=str(account_id or "")) or {}
+    owner_tid = str(acct.get("tenant_id") or tenant_id or "").strip()
+    owner_uid = str(acct.get("user_id") or "").strip()
+    if owner_uid:
+        return owner_tid, owner_uid
+    admin = store.get_user_by_username(tenant_id=owner_tid or tenant_id, username="administrator")
+    if isinstance(admin, dict):
+        owner_uid = str(admin.get("id") or "").strip()
+        owner_tid = str(admin.get("tenant_id") or owner_tid or tenant_id).strip()
+    if owner_uid:
+        return owner_tid, owner_uid
+    return str(tenant_id or "").strip(), str(fallback_user_id or "").strip()
+
+
+def assign_channel_session_to_account_owner(
+    store: Any,
+    *,
+    session_id: str,
+    channel: str,
+    account_id: str,
+    tenant_id: str,
+    fallback_user_id: str = "",
+) -> None:
+    owner_tid, owner_uid = resolve_channel_account_ui_owner(
+        store,
+        channel=channel,
+        account_id=account_id,
+        tenant_id=tenant_id,
+        fallback_user_id=fallback_user_id,
+    )
+    if not owner_tid or not owner_uid:
+        return
+    setter = getattr(store, "set_ui_session_owner", None)
+    if callable(setter):
+        setter(session_id=str(session_id), tenant_id=owner_tid, user_id=owner_uid)
+        return
+    store.ensure_ui_session_owner(session_id=str(session_id), tenant_id=owner_tid, user_id=owner_uid)
+
+
+__all__ = [
+    "assign_channel_session_to_account_owner",
+    "resolve_channel_account_ui_owner",
+]
diff --git a/runtime/application/gateway/inbound_service.py b/runtime/application/gateway/inbound_service.py
index f46a9f62..21a9768e 100644
--- a/runtime/application/gateway/inbound_service.py
+++ b/runtime/application/gateway/inbound_service.py
@@ -825,14 +825,13 @@ def process_inbound_payload(payload: dict[str, Any]) -> dict[str, Any]:
 
     account = store.find_user_by_channel_account(channel=inbound.channel, account_id=account_id) or {}
     from runtime.orchestration.group_ingest import (
-        build_group_focus_instruction,
         build_group_quoted_context_block,
-        build_group_sender_context,
         enrich_alert_group_question,
         extract_group_quoted_message,
         extract_quoted_ume_alert_text,
         mentions_include_bot,
         metadata_mentions_bot,
+        prepare_group_user_text_for_model,
         resolve_group_policy,
         session_user_key,
         should_inject_quoted_context,
@@ -965,7 +964,18 @@ def process_inbound_payload(payload: dict[str, Any]) -> dict[str, Any]:
                 ),
             )
             channel_session_id = str(session_id)
-            store.ensure_ui_session_owner(session_id=session_id, tenant_id=tenant_id, user_id=user_id)
+            from runtime.application.gateway.channel_session_owner import (
+                assign_channel_session_to_account_owner,
+            )
+
+            assign_channel_session_to_account_owner(
+                store,
+                session_id=session_id,
+                channel=str(inbound.channel or ""),
+                account_id=account_id,
+                tenant_id=tenant_id,
+                fallback_user_id=user_id,
+            )
             if str(inbound.channel or "").strip().lower() in {"wechat", "weixin"}:
                 from runtime.scheduler.channel_delivery import (
                     extract_context_token_from_inbound_metadata,
@@ -1021,26 +1031,90 @@ def process_inbound_payload(payload: dict[str, Any]) -> dict[str, Any]:
                     if cmd_reply is not None:
                         reply = cmd_reply
                     elif not reply:
-                        user_text = (inbound.text or "").strip()
+                        raw_user_text = (inbound.text or "").strip()
+                        user_text = raw_user_text
+                        meta_for_inbound = inbound.metadata if isinstance(inbound.metadata, dict) else {}
+                        mention_jids_for_ctx: list[str] = []
+                        seen_mention_jids: set[str] = set()
+                        for src in (list(inbound.mentions or []), meta_for_inbound.get("mentioned_jids") or []):
+                            if not isinstance(src, list):
+                                continue
+                            for item in src:
+                                jid = str(item or "").strip()
+                                if jid and jid not in seen_mention_jids:
+                                    seen_mention_jids.add(jid)
+                                    mention_jids_for_ctx.append(jid)
+                        bot_jid_for_filter = str(meta_for_inbound.get("bot_jid") or bot_jid or "").strip().lower()
+                        bot_lid_for_filter = str(meta_for_inbound.get("bot_lid") or "").strip().lower()
+                        filtered_mention_jids: list[str] = []
+                        for jid in mention_jids_for_ctx:
+                            low = jid.lower()
+                            if (bot_jid_for_filter and low == bot_jid_for_filter) or (
+                                bot_lid_for_filter and low == bot_lid_for_filter
+                            ):
+                                continue
+                            filtered_mention_jids.append(jid)
+                        mention_names_for_ctx: list[str] = []
+                        if str(inbound.channel or "").strip().lower() == "whatsapp" and filtered_mention_jids:
+                            from runtime.orchestration.group_ingest import _bot_identity_jids, jid_base_local, jid_phone
+                            from runtime.scheduler.whatsapp_mentions import (
+                                _lookup_push_name,
+                                extract_whatsapp_mention_names,
+                            )
+
+                            raw_names = extract_whatsapp_mention_names(raw_user_text)
+                            bot_name_hints = {
+                                str(meta_for_inbound.get("bot_push_name") or "").strip().lower(),
+                                "oliver",
+                            }
+                            for bid in _bot_identity_jids(
+                                bot_jid=bot_jid, metadata=meta_for_inbound
+                            ):
+                                local = jid_base_local(bid)
+                                if local:
+                                    bot_name_hints.add(local.lower())
+                                phone = jid_phone(bid)
+                                if phone:
+                                    bot_name_hints.add(phone)
+                            text_names = [n for n in raw_names if n.lower() not in bot_name_hints and n]
+                            text_name_idx = 0
+                            upsert_contact = getattr(store, "upsert_whatsapp_contact", None)
+                            wa_acct = str(account_id or "").strip() or "wa-default"
+                            for jid in filtered_mention_jids:
+                                push_name = _lookup_push_name(
+                                    store,
+                                    tenant_id=str(tenant_id or ""),
+                                    account_id=wa_acct,
+                                    jid=jid,
+                                )
+                                if not push_name and text_name_idx < len(text_names):
+                                    push_name = text_names[text_name_idx]
+                                    text_name_idx += 1
+                                mention_names_for_ctx.append(str(push_name or "").strip())
+                                if callable(upsert_contact):
+                                    try:
+                                        upsert_contact(
+                                            tenant_id=str(tenant_id or ""),
+                                            account_id=wa_acct,
+                                            external_user_id=jid,
+                                            push_name=str(push_name or "").strip(),
+                                        )
+                                    except Exception:
+                                        pass
                         if inbound.is_group:
-                            meta_for_group = inbound.metadata if isinstance(inbound.metadata, dict) else {}
+                            meta_for_group = meta_for_inbound
                             bot_reached = metadata_mentions_bot(meta_for_group) or mentions_include_bot(
                                 mentions=list(inbound.mentions or []),
                                 bot_jid=bot_jid,
                                 metadata=meta_for_group,
-                            ) or text_mentions_bot(text=user_text, bot_jid=bot_jid)
+                            ) or text_mentions_bot(text=raw_user_text, bot_jid=bot_jid)
                             if bot_reached:
                                 quoted_alert = extract_quoted_ume_alert_text(metadata=meta_for_group)
                                 if quoted_alert:
-                                    user_text = enrich_alert_group_question(
-                                        user_text=user_text,
+                                    raw_user_text = enrich_alert_group_question(
+                                        user_text=raw_user_text,
                                         quoted_alert=quoted_alert,
                                     )
-                            sender_ctx = build_group_sender_context(
-                                metadata=meta_for_group,
-                                external_user_id=inbound.external_user_id,
-                            )
-                            group_rule = build_group_focus_instruction()
                             quoted_ctx = ""
                             quoted_info = extract_group_quoted_message(metadata=meta_for_group)
                             quoted_text = str(quoted_info.get("quoted_text") or "").strip()
@@ -1051,9 +1125,21 @@ def process_inbound_payload(payload: dict[str, Any]) -> dict[str, Any]:
                                     recent_messages=recent_messages,
                                 ):
                                     quoted_ctx = build_group_quoted_context_block(metadata=meta_for_group)
-                            prefix_parts = [sender_ctx, group_rule, quoted_ctx]
-                            prefix = "\n".join(part for part in prefix_parts if str(part).strip())
-                            user_text = f"{prefix}\n{user_text}" if user_text else prefix
+                            wa_acct = str(account_id or "").strip() or "wa-default"
+                            user_text = prepare_group_user_text_for_model(
+                                text=raw_user_text,
+                                metadata=meta_for_group,
+                                mentions=list(inbound.mentions or []),
+                                bot_jid=bot_jid,
+                                session_scope=group_policy.session_scope,
+                                external_user_id=inbound.external_user_id,
+                                filtered_mention_jids=filtered_mention_jids,
+                                mention_names=mention_names_for_ctx,
+                                store=store,
+                                tenant_id=str(tenant_id or ""),
+                                account_id=wa_acct,
+                                quoted_ctx=quoted_ctx,
+                            )
                         gw_attachments = _channel_attachments_for_gateway(
                             list(inbound.attachments or [])
                         )
@@ -1094,6 +1180,11 @@ def process_inbound_payload(payload: dict[str, Any]) -> dict[str, Any]:
                                         "external_user_id": inbound.external_user_id,
                                         "external_chat_id": inbound.external_chat_id,
                                         "group_sender_id": inbound.external_user_id,
+                                        "mentioned_jids": mention_jids_for_ctx,
+                                        "mention_names": mention_names_for_ctx,
+                                        "raw_inbound_text": raw_user_text,
+                                        "bot_jid": str(meta_for_inbound.get("bot_jid") or bot_jid or ""),
+                                        "bot_lid": str(meta_for_inbound.get("bot_lid") or ""),
                                     },
                                 )
                                 manager = _build_admin_gateway_executor(
diff --git a/runtime/chat/tool_runtime.py b/runtime/chat/tool_runtime.py
index bbecb947..5df1c4f8 100644
--- a/runtime/chat/tool_runtime.py
+++ b/runtime/chat/tool_runtime.py
@@ -479,6 +479,7 @@ class ToolExecutionContext:
     session_id: str
     lang: str = "zh"
     user_text: str = ""
+    inbound_metadata: dict[str, Any] | None = None
     specialist: str = ""
     task_kind: str = ""
     policy_engine: Any | None = None
@@ -529,11 +530,59 @@ class ToolExecutor:
         try:
             tname = str(tc.name or "")
             if tname == "schedule_create":
+                md = ctx.inbound_metadata if isinstance(ctx.inbound_metadata, dict) else {}
                 cur_spec = str(ctx.specialist or "").strip().lower()
                 if cur_spec and not str(tool_args.get("specialist") or "").strip() and not str(
                     tool_args.get("selected_specialist") or ""
                 ).strip():
                     tool_args["selected_specialist"] = cur_spec
+                raw_mentions = md.get("mentioned_jids") or md.get("mentionedJids") or md.get("mentions") or []
+                mention_list = raw_mentions if isinstance(raw_mentions, list) else []
+                bot_jid = str(md.get("bot_jid") or "").strip().lower()
+                bot_lid = str(md.get("bot_lid") or "").strip().lower()
+                cleaned: list[str] = []
+                seen: set[str] = set()
+                for m in mention_list:
+                    jid = str(m or "").strip()
+                    if not jid:
+                        continue
+                    low = jid.lower()
+                    if (bot_jid and low == bot_jid) or (bot_lid and low == bot_lid):
+                        continue
+                    if low in seen:
+                        continue
+                    seen.add(low)
+                    cleaned.append(jid)
+                if cleaned:
+                    tool_args["whatsapp_mention_jids"] = cleaned
+                elif tool_args.get("whatsapp_mention_jids") is not None:
+                    from runtime.scheduler.whatsapp_mentions import normalize_whatsapp_mention_jids
+
+                    tool_args["whatsapp_mention_jids"] = normalize_whatsapp_mention_jids(
+                        tool_args.get("whatsapp_mention_jids")
+                    )
+                if tool_args.get("whatsapp_mention_names") is None:
+                    from runtime.scheduler.whatsapp_mentions import extract_whatsapp_mention_names
+
+                    user_text = str(ctx.user_text or "")
+                    names = extract_whatsapp_mention_names(user_text)
+                    bot_names = {
+                        str(x or "").strip().lower()
+                        for x in (
+                            md.get("bot_push_name"),
+                            "oliver",
+                        )
+                        if str(x or "").strip()
+                    }
+                    filtered_names = [n for n in names if n.lower() not in bot_names]
+                    if filtered_names:
+                        tool_args["whatsapp_mention_names"] = filtered_names
+                    elif md.get("mention_names"):
+                        names_md = md.get("mention_names")
+                        if isinstance(names_md, list):
+                            tool_args["whatsapp_mention_names"] = [
+                                str(x or "").strip() for x in names_md if str(x or "").strip()
+                            ]
         except Exception:
             pass
         tool_args = filter_arguments_to_schema(tool.parameters, tool_args)
diff --git a/runtime/direct_loop.py b/runtime/direct_loop.py
index e9df7bec..5233eb46 100644
--- a/runtime/direct_loop.py
+++ b/runtime/direct_loop.py
@@ -864,6 +864,16 @@ def _dsml_mismatch_user_message(*, lang: str) -> str:
     )
 
 
+def _empty_final_user_message(*, lang: str, had_tools: bool) -> str:
+    if had_tools:
+        if str(lang or "").strip().lower().startswith("zh"):
+            return "工具执行未返回可展示结果，请稍后重试；若持续失败，请更换查询关键词。"
+        return "Tool execution did not produce a user-visible result. Please retry with a narrower query."
+    if str(lang or "").strip().lower().startswith("zh"):
+        return "抱歉，这次没有生成可展示内容，请重试。"
+    return "Sorry, no user-visible content was produced this turn. Please try again."
+
+
 def _promote_dsml_tool_calls(
     *,
     allow: bool,
@@ -1131,6 +1141,7 @@ def _execute_tool_step(
     run_id: str | None = None,
     attempt_no: int | None = None,
     turn_uuid: str | None = None,
+    inbound_metadata: dict[str, Any] | None = None,
 ) -> tuple[int, dict[str, tuple[dict[str, Any], int]]]:
     t0 = time.perf_counter()
     _tool_messages, results_by_id = skill_exec.execute_skill_uses(
@@ -1140,6 +1151,7 @@ def _execute_tool_step(
             session_id=session_id,
             lang=lang,
             user_text=user_text,
+            inbound_metadata=inbound_metadata,
             specialist="oclaw",
             trace_id=trace_id,
             parent_span_id=parent_span_id,
@@ -1390,6 +1402,7 @@ def run_oclaw_direct_loop(
     wire_policy_role: str | None = None,
     prompt_build_context: dict[str, Any] | None = None,
     turn_uuid: str | None = None,
+    inbound_metadata: dict[str, Any] | None = None,
 ) -> TurnRunOutcome:
     """A minimal oclaw-style loop: model -> tool_uses -> execute -> tool_results -> continue."""
     _check_stop(should_stop)
@@ -1599,6 +1612,7 @@ def run_oclaw_direct_loop(
             run_id=run_id,
             attempt_no=attempt_no,
             turn_uuid=turn_uuid,
+            inbound_metadata=inbound_metadata,
         )
 
         for tc in step.llm_tool_calls:
@@ -1662,6 +1676,18 @@ def run_oclaw_direct_loop(
         )
         final_text = step.assistant_text
 
+    if not str(final_text or "").strip():
+        fallback = _empty_final_user_message(lang=lang, had_tools=bool(tool_traces))
+        store.add_message(
+            session_id=session_id,
+            role="assistant",
+            content=fallback,
+            turn_uuid=turn_uuid,
+            event_type="assistant_text",
+            event_payload={"runtime_fallback": "empty_final_text"},
+        )
+        final_text = fallback
+
     return TurnRunOutcome(
         final_text=str(final_text or ""),
         tool_traces=tuple(tool_traces),
diff --git a/runtime/gateway.py b/runtime/gateway.py
index d31ebefd..13ba5ed0 100644
--- a/runtime/gateway.py
+++ b/runtime/gateway.py
@@ -1251,6 +1251,21 @@ class OclawGateway:
                         )
             else:
                 reply = specialist_reply
+            if not str(reply or "").strip():
+                rs = getattr(core_out, "run_state", None)
+                if rs is not None and str(getattr(rs, "status", "") or "") == "failed":
+                    reason = ""
+                    attempts = getattr(rs, "attempts", ()) or ()
+                    if attempts:
+                        reason = str(getattr(attempts[-1], "reason", "") or "")
+                    if not reason:
+                        reason = str(getattr(rs, "last_error_code", "") or "unknown_error")
+                    base = render_prompt(
+                        "fallback/runtime_error.en.md" if str(lang or "").startswith("en") else "fallback/runtime_error.zh.md",
+                        strict=True,
+                    )
+                    detail = str(reason or "").strip().replace("\n", " ")[:400]
+                    reply = f"{base}\n(detail: {detail})" if detail else base
         except Exception as exc:
             base = render_prompt(
                 "fallback/runtime_error.en.md" if str(lang or "").startswith("en") else "fallback/runtime_error.zh.md",
diff --git a/runtime/operations/whatsapp_bridge/baileys_runner.ts b/runtime/operations/whatsapp_bridge/baileys_runner.ts
index ff4eced5..a375bd68 100644
--- a/runtime/operations/whatsapp_bridge/baileys_runner.ts
+++ b/runtime/operations/whatsapp_bridge/baileys_runner.ts
@@ -527,14 +527,151 @@ function readMentionJids(meta: Json): string[] {
   return raw.map((j) => String(j || "").trim()).filter(Boolean);
 }
 
-function buildMentionPrefix(mentionJids: string[]): string {
-  const tags = mentionJids
-    .map((j) => {
-      const user = String(j || "").split("@")[0]?.trim();
-      return user ? `@${user}` : "";
-    })
-    .filter(Boolean);
-  return tags.length ? `${tags.join(" ")} ` : "";
+function readMentionNames(meta: Json): string[] {
+  const raw = (meta as any).mention_names ?? (meta as any).mentionNames;
+  if (!Array.isArray(raw)) return [];
+  return raw.map((n) => String(n || "").trim()).filter(Boolean);
+}
+
+function escapeRegExp(text: string): string {
+  return String(text || "").replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+}
+
+function mentionTokenForJid(jid: string): string {
+  const local = jidBaseLocal(jid);
+  return local ? `@${local}` : "";
+}
+
+function resolveOutboundMentionJids(
+  sock: ReturnType<typeof makeWASocket> | null,
+  chatId: string,
+  mentionJids: string[],
+): string[] {
+  const isGroup = String(chatId || "").toLowerCase().endsWith("@g.us");
+  const lidMapping = (sock as any)?.signalRepository?.lidMapping;
+  const out: string[] = [];
+  const seen = new Set<string>();
+
+  const push = (jid: string) => {
+    const j = String(jid || "").trim();
+    if (!j) return;
+    const key = jidBaseLocal(j);
+    if (!key || seen.has(key)) return;
+    seen.add(key);
+    out.push(j);
+  };
+
+  for (let raw of mentionJids) {
+    let jid = String(raw || "").trim();
+    if (!jid) continue;
+
+    if (!jid.includes("@") && /^\d+$/.test(jid)) {
+      jid = `${jid}@lid`;
+    }
+
+    const low = jid.toLowerCase();
+    if (low.endsWith("@lid")) {
+      push(jid);
+      continue;
+    }
+
+    if (isGroup && lidMapping && typeof lidMapping.getLIDForPN === "function") {
+      try {
+        const pn = low.includes("@s.whatsapp") ? jidNormalizedUser(jid) : jid;
+        const lid = lidMapping.getLIDForPN(pn);
+        if (lid) {
+          push(String(lid));
+          continue;
+        }
+      } catch {
+        // ignore
+      }
+    }
+
+    push(jid.includes("@") ? jid : jidNormalizedUser(jid));
+  }
+  return out;
+}
+
+function alignMentionTextWithJids(text: string, mentionJids: string[], mentionNames: string[]): string {
+  let body = String(text || "").trim();
+  const tokens = mentionJids.map((j) => mentionTokenForJid(j)).filter(Boolean);
+  if (!tokens.length) return body;
+
+  for (let i = 0; i < mentionJids.length; i++) {
+    const token = tokens[i] || "";
+    if (!token) continue;
+    const name = String(mentionNames[i] || "").trim();
+    if (name) {
+      body = body.replace(new RegExp(`@${escapeRegExp(name)}(?=\\s|$|[，。！？!?,.])`, "gu"), token);
+    }
+  }
+
+  const missing = tokens.filter((token) => !body.includes(token));
+  if (missing.length) {
+    body = body.replace(/^(@\S+\s*)+/, "").trim();
+    body = `${missing.join(" ")} ${body}`.trim();
+  }
+  return body;
+}
+
+function decodeOutboundSource(raw: string): Json {
+  const text = String(raw || "").trim();
+  if (!text) return {};
+  if (text.startsWith("{")) {
+    try {
+      const data = JSON.parse(text);
+      return data && typeof data === "object" ? (data as Json) : {};
+    } catch {
+      return {};
+    }
+  }
+  return { kind: text };
+}
+
+function isOutboundMentionTextReady(meta: Json): boolean {
+  return Boolean((meta as any).mention_text_ready ?? (meta as any).mentionTextReady);
+}
+
+function buildMentionedOutboundText(
+  body: string,
+  meta: Json,
+  sock?: ReturnType<typeof makeWASocket> | null,
+  chatId?: string,
+): { text: string; mentions?: string[] } {
+  const trimmed = String(body || "").trim();
+  if (!trimmed) return { text: trimmed };
+  let mentionJids = readMentionJids(meta);
+  if (!mentionJids.length) return { text: trimmed };
+
+  const chat = String(chatId || "").trim();
+  if (sock && chat) {
+    mentionJids = resolveOutboundMentionJids(sock, chat, mentionJids);
+  }
+
+  const mentionNames = readMentionNames(meta);
+
+  if (isOutboundMentionTextReady(meta)) {
+    const aligned = alignMentionTextWithJids(trimmed, mentionJids, mentionNames);
+    return { text: aligned, mentions: mentionJids };
+  }
+  const cleaned = trimmed
+    .replace(/@\+?\d+(?:\s+\d+)*\s*/g, "")
+    .replace(/@\S+\s*/g, "")
+    .trim();
+  const prefix = mentionJids.map((j) => mentionTokenForJid(j)).filter(Boolean).join(" ");
+  const outText = prefix ? `${prefix} ${cleaned}`.trim() : trimmed;
+  return { text: outText, mentions: mentionJids };
+}
+
+function buildOutboundSendContent(
+  text: string,
+  sourceRaw: string,
+  sock?: ReturnType<typeof makeWASocket> | null,
+  chatId?: string,
+): { text: string; mentions?: string[] } {
+  const meta = decodeOutboundSource(sourceRaw);
+  return buildMentionedOutboundText(text, meta, sock, chatId);
 }
 
 function buildQuotedMessage(params: {
@@ -565,13 +702,10 @@ function buildTextSendOptions(params: {
   deliverTo: string;
   text: string;
   reply: Json;
+  sock?: ReturnType<typeof makeWASocket> | null;
 }): { content: { text: string; mentions?: string[] }; quoted?: proto.IWebMessageInfo } {
   const meta = readReplyMetadata(params.reply);
-  const mentionJids = readMentionJids(meta);
-  const body = String(params.text || "").trim();
-  const prefix = mentionJids.length ? buildMentionPrefix(mentionJids) : "";
-  const content: { text: string; mentions?: string[] } = { text: prefix ? `${prefix}${body}` : body };
-  if (mentionJids.length) content.mentions = mentionJids;
+  const content = buildMentionedOutboundText(params.text, meta, params.sock, params.deliverTo);
 
   const quoted = buildQuotedMessage({
     chatId: String((meta as any).quote_remote_jid || (meta as any).quoteRemoteJid || params.deliverTo).trim(),
@@ -628,25 +762,28 @@ function buildOutboundMediaMessage(params: {
   mime: string;
   fileName: string;
   caption?: string;
+  mentions?: string[];
 }): Json {
   const mime = String(params.mime || "application/octet-stream").trim() || "application/octet-stream";
   const m = mime.toLowerCase();
   const caption = String(params.caption || "").trim();
   const captionOpt = caption ? { caption } : {};
+  const mentionOpt = params.mentions?.length ? { mentions: params.mentions } : {};
   if (m.startsWith("image/")) {
-    return { image: params.data as any, mimetype: mime, ...captionOpt };
+    return { image: params.data as any, mimetype: mime, ...captionOpt, ...mentionOpt };
   }
   if (m.startsWith("video/")) {
-    return { video: params.data as any, mimetype: mime, ...captionOpt };
+    return { video: params.data as any, mimetype: mime, ...captionOpt, ...mentionOpt };
   }
   if (m.startsWith("audio/")) {
-    return { audio: params.data as any, mimetype: mime, ...captionOpt };
+    return { audio: params.data as any, mimetype: mime, ...captionOpt, ...mentionOpt };
   }
   return {
     document: params.data as any,
     mimetype: mime,
     fileName: sanitizeFileName(params.fileName || "attachment.bin"),
     ...captionOpt,
+    ...mentionOpt,
   };
 }
 
@@ -663,7 +800,12 @@ async function sendReplyWithAttachments(params: {
   const mediaPath = String((reply as any).media_path || (reply as any).mediaPath || "").trim();
   const mediaUrl = String((reply as any).media_url || (reply as any).mediaUrl || "").trim();
   const attachments = Array.isArray((reply as any).attachments) ? ((reply as any).attachments as Json[]) : [];
-  const textOpts = buildTextSendOptions({ deliverTo: params.deliverTo, text: outText, reply });
+  const textOpts = buildTextSendOptions({
+    deliverTo: params.deliverTo,
+    text: outText,
+    reply,
+    sock: params.sock,
+  });
   const sendOpts = textOpts.quoted ? { quoted: textOpts.quoted } : undefined;
 
   const sendMediaBuffer = async (data: Buffer, mime: string, fileName: string): Promise<boolean> => {
@@ -673,6 +815,7 @@ async function sendReplyWithAttachments(params: {
       mime,
       fileName,
       caption: textOpts.content.text,
+      mentions: textOpts.content.mentions,
     });
     await s.sendMessage(params.deliverTo, msg as any, sendOpts);
     return true;
@@ -753,13 +896,17 @@ async function pollOutboundQueue(sock: ReturnType<typeof makeWASocket>): Promise
       const id = String((item as any).id || "").trim();
       const chatId = String((item as any).chat_id || "").trim();
       const text = String((item as any).text || "").trim();
+      const source = String((item as any).source || "").trim();
       if (!id || !chatId || !text) continue;
       let ok = true;
       let err = "";
       try {
-        const sent = await sock.sendMessage(chatId, { text });
+        const sendContent = buildOutboundSendContent(text, source, sock, chatId);
+        const sent = await sock.sendMessage(chatId, sendContent);
         const stanzaId = String((sent as any)?.key?.id || "").trim();
-        log(`outbound sent id=${id} chat=${chatId} stanza=${stanzaId || "?"}`);
+        log(
+          `outbound sent id=${id} chat=${chatId} stanza=${stanzaId || "?"} mentions=${(sendContent.mentions || []).length} mention0=${(sendContent.mentions || [])[0] || ""} text=${sendContent.text.slice(0, 80)}`,
+        );
         try {
           await fetch(`${LOCAL_BASE_URL.replace(/\/+$/, "")}/whatsapp/outbound/ack`, {
             method: "POST",
diff --git a/runtime/orchestration/group_ingest.py b/runtime/orchestration/group_ingest.py
index b1c85e39..6d138fe0 100644
--- a/runtime/orchestration/group_ingest.py
+++ b/runtime/orchestration/group_ingest.py
@@ -356,9 +356,178 @@ def build_group_sender_context(*, metadata: dict[str, Any] | None, external_user
     push_name = str(raw.get("pushName") or meta.get("push_name") or meta.get("display_name") or "").strip()
     sender = str(external_user_id or "").strip()
     label = push_name or sender or "unknown"
-    if sender and push_name and sender not in push_name:
-        return f"[群成员: {label} ({sender})]"
-    return f"[群成员: {label}]"
+    return f"[发言: {label}]"
+
+
+def _mention_tokens_for_jids(jids: list[str]) -> list[str]:
+    tokens: list[str] = []
+    seen: set[str] = set()
+    for jid in jids or []:
+        local = jid_base_local(jid)
+        if local:
+            tok = f"@{local}"
+            if tok.lower() not in seen:
+                seen.add(tok.lower())
+                tokens.append(tok)
+        phone = jid_phone(jid)
+        if phone and len(phone) >= 6:
+            tok = f"@{phone}"
+            if tok.lower() not in seen:
+                seen.add(tok.lower())
+                tokens.append(tok)
+    return tokens
+
+
+def strip_bot_mentions_from_text(
+    *,
+    text: str,
+    bot_jid: str | None,
+    metadata: dict[str, Any] | None = None,
+) -> str:
+    body = str(text or "")
+    identities = _bot_identity_jids(bot_jid=bot_jid, metadata=metadata)
+    tokens = _mention_tokens_for_jids(identities)
+    extra_names: set[str] = set()
+    if isinstance(metadata, dict):
+        for name in (metadata.get("bot_push_name"), "oliver"):
+            n = str(name or "").strip()
+            if n:
+                extra_names.add(n.lower())
+    for token in sorted(tokens, key=len, reverse=True):
+        body = re.sub(
+            re.escape(token) + r"(?=\s|$|[，。！？!?,.])",
+            "",
+            body,
+            flags=re.IGNORECASE,
+        )
+    for name in sorted(extra_names, key=len, reverse=True):
+        body = re.sub(
+            rf"@{re.escape(name)}(?=\s|$|[，。！？!?,.])",
+            "",
+            body,
+            flags=re.IGNORECASE,
+        )
+    body = re.sub(r"\s{2,}", " ", body).strip()
+    return body
+
+
+def _filter_non_bot_mention_jids(
+    mention_jids: list[str],
+    *,
+    bot_jid: str | None,
+    metadata: dict[str, Any] | None = None,
+) -> list[str]:
+    identities = _bot_identity_jids(bot_jid=bot_jid, metadata=metadata)
+    out: list[str] = []
+    seen: set[str] = set()
+    for raw in mention_jids or []:
+        jid = str(raw or "").strip()
+        if not jid:
+            continue
+        if any(jids_same_user(jid, identity) for identity in identities):
+            continue
+        key = jid_base_local(jid) or jid.lower()
+        if key in seen:
+            continue
+        seen.add(key)
+        out.append(jid)
+    return out
+
+
+def normalize_mentioned_users_in_text(
+    *,
+    text: str,
+    mention_jids: list[str],
+    mention_names: list[str] | None = None,
+    store: Any = None,
+    tenant_id: str = "",
+    account_id: str = "",
+) -> str:
+    body = str(text or "")
+    names = [str(x or "").strip() for x in (mention_names or [])]
+    for idx, jid in enumerate(mention_jids or []):
+        jid_s = str(jid or "").strip()
+        if not jid_s:
+            continue
+        name = names[idx] if idx < len(names) and names[idx] else ""
+        if not name and store is not None:
+            from runtime.scheduler.whatsapp_mentions import _lookup_push_name
+
+            name = _lookup_push_name(
+                store,
+                tenant_id=str(tenant_id or ""),
+                account_id=str(account_id or ""),
+                jid=jid_s,
+            )
+        if not name:
+            local = jid_base_local(jid_s)
+            if local:
+                body = re.sub(
+                    rf"@{re.escape(local)}(?=\s|$|[，。！？!?,.])",
+                    "",
+                    body,
+                )
+            continue
+        local = jid_base_local(jid_s)
+        if local:
+            body = re.sub(
+                rf"@{re.escape(local)}(?=\s|$|[，。！？!?,.])",
+                f"@{name}",
+                body,
+            )
+        phone = jid_phone(jid_s)
+        if phone and len(phone) >= 6:
+            body = re.sub(
+                rf"@{re.escape(phone)}(?=\s|$|[，。！？!?,.])",
+                f"@{name}",
+                body,
+            )
+    body = re.sub(r"\s{2,}", " ", body).strip()
+    return body
+
+
+def prepare_group_user_text_for_model(
+    *,
+    text: str,
+    metadata: dict[str, Any] | None,
+    mentions: list[str],
+    bot_jid: str | None,
+    session_scope: str,
+    external_user_id: str,
+    filtered_mention_jids: list[str] | None = None,
+    mention_names: list[str] | None = None,
+    store: Any = None,
+    tenant_id: str = "",
+    account_id: str = "",
+    quoted_ctx: str = "",
+) -> str:
+    body = str(text or "").strip()
+    body = strip_bot_mentions_from_text(text=body, bot_jid=bot_jid, metadata=metadata)
+    target_jids = (
+        filtered_mention_jids
+        if filtered_mention_jids is not None
+        else _filter_non_bot_mention_jids(list(mentions or []), bot_jid=bot_jid, metadata=metadata)
+    )
+    body = normalize_mentioned_users_in_text(
+        text=body,
+        mention_jids=target_jids,
+        mention_names=mention_names,
+        store=store,
+        tenant_id=tenant_id,
+        account_id=account_id,
+    )
+    prefix_parts: list[str] = []
+    if normalize_group_session_scope(session_scope) == "chat":
+        prefix_parts.append(
+            build_group_sender_context(metadata=metadata, external_user_id=external_user_id)
+        )
+    quote = str(quoted_ctx or "").strip()
+    if quote:
+        prefix_parts.append(quote)
+    prefix = "\n".join(part for part in prefix_parts if str(part).strip())
+    if prefix and body:
+        return f"{prefix}\n{body}"
+    return prefix or body
 
 
 def build_group_focus_instruction(*, lang: str = "zh") -> str:
@@ -408,6 +577,7 @@ def build_whatsapp_group_reply_metadata(
     }
     if push_name:
         out["quote_push_name"] = push_name
+        out["mention_names"] = [push_name]
     return out
 
 
@@ -424,9 +594,12 @@ __all__ = [
     "extract_quoted_ume_alert_text",
     "mentions_include_bot",
     "metadata_mentions_bot",
+    "normalize_mentioned_users_in_text",
     "normalize_jid",
     "normalize_group_session_scope",
     "normalize_jids",
+    "prepare_group_user_text_for_model",
+    "strip_bot_mentions_from_text",
     "infer_is_group_from_chat_id",
     "is_nonsend_channel_reply_text",
     "resolve_is_group",
diff --git a/runtime/scheduler/channel_delivery.py b/runtime/scheduler/channel_delivery.py
index 389106d4..1b3fbd37 100644
--- a/runtime/scheduler/channel_delivery.py
+++ b/runtime/scheduler/channel_delivery.py
@@ -6,6 +6,12 @@ from typing import Any
 
 from runtime.orchestration.group_ingest import is_nonsend_channel_reply_text, should_send_channel_reply_text
 from runtime.scheduler.session_resolver import parse_delivery_json
+from runtime.scheduler.whatsapp_mentions import (
+    encode_whatsapp_outbound_source,
+    format_whatsapp_mention_text,
+    infer_whatsapp_mention_jids_from_text,
+    normalize_whatsapp_mention_jids,
+)
 
 
 def _encode_weixin_outbound_source(
@@ -216,15 +222,56 @@ def deliver_scheduled_reply(
         wa.get("account_id") or resolved_account_id or os.getenv("AIA_WHATSAPP_ACCOUNT_ID") or "wa-default"
     ).strip()
     if wa_enabled and chat_id and should_send_channel_reply_text(text):
+        mention_jids = normalize_whatsapp_mention_jids(wa.get("mention_jids"))
+        if not mention_jids:
+            mention_jids = infer_whatsapp_mention_jids_from_text(
+                text,
+                store=store,
+                tenant_id=tenant_id,
+                account_id=account_id,
+            )
+        mention_names = wa.get("mention_names") if isinstance(wa.get("mention_names"), list) else None
+        if mention_names is None and mention_jids:
+            from runtime.scheduler.whatsapp_mentions import _lookup_push_name
+
+            derived_names: list[str] = []
+            for jid in mention_jids:
+                derived_names.append(
+                    _lookup_push_name(
+                        store,
+                        tenant_id=tenant_id,
+                        account_id=account_id,
+                        jid=str(jid or ""),
+                    )
+                )
+            if any(derived_names):
+                mention_names = derived_names
+        out_text = format_whatsapp_mention_text(
+            text,
+            mention_jids,
+            store=store,
+            tenant_id=tenant_id,
+            account_id=account_id,
+            mention_names=mention_names,
+        )
         msg_id = store.enqueue_channel_outbound_message(
             channel="whatsapp",
             chat_id=chat_id,
-            text=text,
+            text=out_text,
             tenant_id=tenant_id,
             account_id=account_id,
-            source="scheduled_job",
+            source=encode_whatsapp_outbound_source(
+                mention_jids=mention_jids,
+                mention_names=mention_names,
+                mention_text_ready=bool(mention_jids),
+            ),
         )
-        results["whatsapp"] = {"ok": True, "message_id": msg_id, "chat_id": chat_id}
+        results["whatsapp"] = {
+            "ok": True,
+            "message_id": msg_id,
+            "chat_id": chat_id,
+            "mention_jids": mention_jids,
+        }
 
     wx = delivery.get("weixin") if isinstance(delivery.get("weixin"), dict) else {}
     wx_enabled = bool(wx.get("enabled", True))
diff --git a/runtime/scheduler/session_resolver.py b/runtime/scheduler/session_resolver.py
index f327e687..f25aee57 100644
--- a/runtime/scheduler/session_resolver.py
+++ b/runtime/scheduler/session_resolver.py
@@ -189,8 +189,18 @@ def resolve_scheduled_session(
             external_user_id=external_user_id,
             session_title=f"Scheduled · {job_name}",
         )
-        if user_id:
-            store.ensure_ui_session_owner(session_id=session_id, tenant_id=tenant_id, user_id=user_id)
+        from runtime.application.gateway.channel_session_owner import (
+            assign_channel_session_to_account_owner,
+        )
+
+        assign_channel_session_to_account_owner(
+            store,
+            session_id=session_id,
+            channel="whatsapp",
+            account_id=account_id,
+            tenant_id=tenant_id,
+            fallback_user_id=user_id,
+        )
         return ResolvedSession(
             session_id=session_id,
             tenant_id=tenant_id,
@@ -219,8 +229,18 @@ def resolve_scheduled_session(
             external_user_id=external_user_id,
             session_title=f"Scheduled · {job_name}",
         )
-        if user_id:
-            store.ensure_ui_session_owner(session_id=session_id, tenant_id=tenant_id, user_id=user_id)
+        from runtime.application.gateway.channel_session_owner import (
+            assign_channel_session_to_account_owner,
+        )
+
+        assign_channel_session_to_account_owner(
+            store,
+            session_id=session_id,
+            channel=channel,
+            account_id=account_id,
+            tenant_id=tenant_id,
+            fallback_user_id=user_id,
+        )
         return ResolvedSession(
             session_id=session_id,
             tenant_id=tenant_id,
diff --git a/runtime/scheduler/whatsapp_mentions.py b/runtime/scheduler/whatsapp_mentions.py
new file mode 100644
index 00000000..414ff05e
--- /dev/null
+++ b/runtime/scheduler/whatsapp_mentions.py
@@ -0,0 +1,313 @@
+from __future__ import annotations
+
+import json
+import re
+from typing import Any
+
+from runtime.extensions.whatsapp.access_control import contact_phone_key
+from runtime.extensions.whatsapp.api import normalize_whatsapp_target
+
+
+def encode_whatsapp_outbound_source(
+    *,
+    kind: str = "scheduled_job",
+    mention_jids: list[str] | None = None,
+    mention_names: list[str] | None = None,
+    mention_text_ready: bool = False,
+) -> str:
+    payload: dict[str, Any] = {"kind": str(kind or "scheduled_job")}
+    jids = normalize_whatsapp_mention_jids(mention_jids)
+    if jids:
+        payload["mention_jids"] = jids
+    names = [str(x or "").strip() for x in (mention_names or []) if str(x or "").strip()]
+    if names:
+        payload["mention_names"] = names
+    if mention_text_ready:
+        payload["mention_text_ready"] = True
+    return json.dumps(payload, ensure_ascii=False)
+
+
+def decode_whatsapp_outbound_source(raw: str) -> dict[str, Any]:
+    text = str(raw or "").strip()
+    if not text:
+        return {}
+    if text.startswith("{"):
+        try:
+            data = json.loads(text)
+            return data if isinstance(data, dict) else {}
+        except Exception:
+            return {}
+    return {"kind": text}
+
+
+def normalize_whatsapp_mention_jids(raw: Any) -> list[str]:
+    items: list[str] = []
+    if isinstance(raw, str):
+        items = re.split(r"[\s,;]+", raw)
+    elif isinstance(raw, list):
+        for entry in raw:
+            if isinstance(entry, str):
+                items.extend(re.split(r"[\s,;]+", entry))
+    seen: set[str] = set()
+    out: list[str] = []
+    for item in items:
+        jid_raw = str(item or "").strip()
+        jid = jid_raw
+        low = jid_raw.lower()
+        if jid and low.endswith("@lid"):
+            jid = jid_raw
+        elif jid and ("@" not in jid_raw):
+            # Bare digits in group mentions are usually LID local parts, not phone numbers.
+            if re.fullmatch(r"\d{10,20}", jid_raw):
+                jid = f"{jid_raw}@lid"
+            else:
+                try:
+                    jid = normalize_whatsapp_target(jid_raw)
+                except Exception:
+                    jid = jid_raw
+        if not jid or jid in seen:
+            continue
+        seen.add(jid)
+        out.append(jid)
+    return out
+
+
+def merge_whatsapp_mention_jids(delivery: dict[str, Any] | None, mention_jids: Any) -> dict[str, Any]:
+    merged = dict(delivery or {})
+    jids = normalize_whatsapp_mention_jids(mention_jids)
+    if not jids:
+        return merged
+    wa = merged.get("whatsapp") if isinstance(merged.get("whatsapp"), dict) else {}
+    wa = dict(wa)
+    wa["mention_jids"] = jids
+    merged["whatsapp"] = wa
+    return merged
+
+
+def merge_whatsapp_mention_names(delivery: dict[str, Any] | None, mention_names: Any) -> dict[str, Any]:
+    merged = dict(delivery or {})
+    names = [str(x or "").strip() for x in (mention_names or []) if str(x or "").strip()]
+    if not names:
+        return merged
+    wa = merged.get("whatsapp") if isinstance(merged.get("whatsapp"), dict) else {}
+    wa = dict(wa)
+    wa["mention_names"] = names
+    merged["whatsapp"] = wa
+    return merged
+
+
+def _normalize_digits(value: str) -> str:
+    return re.sub(r"\D", "", str(value or ""))
+
+
+def _extract_phoneish_mentions(text: str) -> list[str]:
+    out: list[str] = []
+    for m in re.finditer(r"@([+\d][\d\s().-]{5,})", str(text or "")):
+        digits = _normalize_digits(m.group(1))
+        if len(digits) >= 6:
+            out.append(digits)
+    return out
+
+
+def extract_whatsapp_mention_names(text: str) -> list[str]:
+    out: list[str] = []
+    # Keep it conservative: only plain @name tokens, stop at whitespace/punct.
+    for m in re.finditer(r"@([^\s@]{1,64})", str(text or "")):
+        token = str(m.group(1) or "").strip()
+        if not token:
+            continue
+        # Skip phone-ish patterns; handled separately.
+        if re.fullmatch(r"\+?\d[\d\s().-]{5,}", token):
+            continue
+        out.append(token)
+    # de-dupe while preserving order
+    seen: set[str] = set()
+    deduped: list[str] = []
+    for name in out:
+        if name not in seen:
+            seen.add(name)
+            deduped.append(name)
+    return deduped
+
+
+def infer_whatsapp_mention_jids_from_names(
+    mention_names: list[str] | None,
+    *,
+    store: Any = None,
+    tenant_id: str = "",
+    account_id: str = "",
+) -> list[str]:
+    names = [str(x or "").strip() for x in (mention_names or []) if str(x or "").strip()]
+    if not names or store is None:
+        return []
+    lister = getattr(store, "list_whatsapp_contacts", None)
+    if not callable(lister):
+        return []
+    try:
+        contacts = lister(tenant_id=str(tenant_id or ""), account_id=str(account_id or ""), limit=500)
+    except Exception:
+        return []
+    by_push: dict[str, list[str]] = {}
+    for row in contacts or []:
+        if not isinstance(row, dict):
+            continue
+        jid = str(row.get("external_user_id") or "").strip()
+        push = str(row.get("push_name") or "").strip()
+        if jid and push:
+            by_push.setdefault(push, []).append(jid)
+    out: list[str] = []
+    for name in names:
+        hits = by_push.get(name) or []
+        # Only accept unique match to avoid pinging wrong person.
+        if len(hits) == 1:
+            out.append(hits[0])
+    return out
+
+
+def _phone_digits_from_jid(jid: str) -> str:
+    local = str(jid or "").split("@", 1)[0].strip()
+    return _normalize_digits(local)
+
+
+def infer_whatsapp_mention_jids_from_text(
+    text: str,
+    *,
+    store: Any = None,
+    tenant_id: str = "",
+    account_id: str = "",
+) -> list[str]:
+    if store is None:
+        return []
+    lister = getattr(store, "list_whatsapp_contacts", None)
+    if not callable(lister):
+        return []
+    phones = _extract_phoneish_mentions(text)
+    if not phones:
+        return []
+    try:
+        contacts = lister(tenant_id=str(tenant_id or ""), account_id=str(account_id or ""), limit=500)
+    except Exception:
+        return []
+    out: list[str] = []
+    seen: set[str] = set()
+    for phone in phones:
+        for row in contacts or []:
+            if not isinstance(row, dict):
+                continue
+            jid = str(row.get("external_user_id") or "").strip()
+            if not jid or jid in seen:
+                continue
+            key = _normalize_digits(contact_phone_key(row))
+            local = _phone_digits_from_jid(jid)
+            # Accept exact/suffix matches to handle country code and formatting noise.
+            if key and (key == phone or key.endswith(phone) or phone.endswith(key)):
+                seen.add(jid)
+                out.append(jid)
+                break
+            if local and (local == phone or local.endswith(phone) or phone.endswith(local)):
+                seen.add(jid)
+                out.append(jid)
+                break
+    return out
+
+
+def _lookup_push_name(store: Any, *, tenant_id: str, account_id: str, jid: str) -> str:
+    getter = getattr(store, "get_whatsapp_contact", None)
+    if not callable(getter):
+        return ""
+    candidates = [str(jid or "").strip()]
+    local = str(jid or "").split("@", 1)[0].strip()
+    if local and f"{local}@lid" not in candidates:
+        candidates.append(f"{local}@lid")
+    if local and f"{local}@s.whatsapp.net" not in candidates:
+        candidates.append(f"{local}@s.whatsapp.net")
+    for candidate in candidates:
+        if not candidate:
+            continue
+        try:
+            row = getter(
+                tenant_id=str(tenant_id or ""),
+                account_id=str(account_id or ""),
+                external_user_id=candidate,
+            )
+        except Exception:
+            row = None
+        if isinstance(row, dict):
+            push = str(row.get("push_name") or "").strip()
+            if push:
+                return push
+    lister = getattr(store, "list_whatsapp_contacts", None)
+    if not callable(lister) or not local:
+        return ""
+    try:
+        contacts = lister(tenant_id=str(tenant_id or ""), account_id=str(account_id or ""), limit=500)
+    except Exception:
+        return ""
+    for row in contacts or []:
+        if not isinstance(row, dict):
+            continue
+        eid = str(row.get("external_user_id") or "").strip()
+        if not eid:
+            continue
+        elocal = eid.split("@", 1)[0].strip()
+        if elocal == local:
+            push = str(row.get("push_name") or "").strip()
+            if push:
+                return push
+    return ""
+
+
+def mention_tag_for_jid(jid: str, *, push_name: str = "") -> str:
+    name = str(push_name or "").strip()
+    if name:
+        return f"@{name}"
+    local = str(jid or "").split("@", 1)[0].strip()
+    return f"@{local}" if local else ""
+
+
+def format_whatsapp_mention_text(
+    text: str,
+    mention_jids: list[str],
+    *,
+    store: Any = None,
+    tenant_id: str = "",
+    account_id: str = "",
+    mention_names: list[str] | None = None,
+) -> str:
+    """Align outbound text with explicit mention JIDs; visible @ uses display name when known."""
+    body = str(text or "").strip()
+    jids = normalize_whatsapp_mention_jids(mention_jids)
+    if not body or not jids:
+        return body
+    names = [str(x or "").strip() for x in (mention_names or [])]
+    tags: list[str] = []
+    for idx, jid in enumerate(jids):
+        push_name = names[idx] if idx < len(names) and names[idx] else ""
+        if not push_name and store is not None:
+            push_name = _lookup_push_name(store, tenant_id=tenant_id, account_id=account_id, jid=jid)
+        tag = mention_tag_for_jid(jid, push_name=push_name)
+        if tag:
+            tags.append(tag)
+    if not tags:
+        return body
+    if any(tag in body for tag in tags):
+        return body
+    cleaned = re.sub(r"@\+?\d+(?:\s+\d+)*\s*", "", body)
+    cleaned = re.sub(r"@\S+\s*", "", cleaned)
+    cleaned = re.sub(r"\s{2,}", " ", cleaned).strip()
+    prefix = " ".join(tags) + " "
+    return f"{prefix}{cleaned}" if cleaned else prefix.strip()
+
+
+__all__ = [
+    "decode_whatsapp_outbound_source",
+    "encode_whatsapp_outbound_source",
+    "extract_whatsapp_mention_names",
+    "format_whatsapp_mention_text",
+    "infer_whatsapp_mention_jids_from_names",
+    "infer_whatsapp_mention_jids_from_text",
+    "mention_tag_for_jid",
+    "merge_whatsapp_mention_jids",
+    "merge_whatsapp_mention_names",
+    "normalize_whatsapp_mention_jids",
+]
diff --git a/runtime/skill_executor.py b/runtime/skill_executor.py
index 5303975b..7d61563a 100644
--- a/runtime/skill_executor.py
+++ b/runtime/skill_executor.py
@@ -22,6 +22,7 @@ class SkillExecutionContext:
     session_id: str
     lang: str = "zh"
     user_text: str = ""
+    inbound_metadata: dict[str, Any] | None = None
     specialist: str = "oclaw"
     trace_id: str | None = None
     parent_span_id: str | None = None
@@ -160,6 +161,7 @@ class SkillExecutor:
                 session_id=ctx.session_id,
                 lang=ctx.lang,
                 user_text=ctx.user_text,
+                inbound_metadata=ctx.inbound_metadata,
                 specialist=ctx.specialist,
                 task_kind="turn",
                 policy_engine=None,
diff --git a/runtime/tools/experts/productivity/schedule_tools.py b/runtime/tools/experts/productivity/schedule_tools.py
index 4d66e7c7..d1b67e93 100644
--- a/runtime/tools/experts/productivity/schedule_tools.py
+++ b/runtime/tools/experts/productivity/schedule_tools.py
@@ -4,6 +4,7 @@ import json
 from typing import Any
 
 from runtime.scheduler.cron_service import build_delivery_for_session
+from runtime.scheduler.whatsapp_mentions import merge_whatsapp_mention_jids, merge_whatsapp_mention_names
 from runtime.scheduler.expressions import normalize_schedule_kind
 from runtime.scheduler.system_timezone import default_system_timezone
 from runtime.scheduler.service import run_scheduled_job_now
@@ -61,6 +62,14 @@ def schedule_create_tool() -> ToolSpec:
                     session_id=str(args.get("session_id") or ""),
                     whatsapp_chat_id=str(args.get("whatsapp_chat_id") or ""),
                 )
+            delivery = merge_whatsapp_mention_jids(
+                delivery,
+                args.get("whatsapp_mention_jids") if args.get("whatsapp_mention_jids") is not None else None,
+            )
+            delivery = merge_whatsapp_mention_names(
+                delivery,
+                args.get("whatsapp_mention_names") if args.get("whatsapp_mention_names") is not None else None,
+            )
             interaction_mode = normalize_interaction_mode(
                 str(args.get("interaction_mode") or "expert")
             )
@@ -89,7 +98,7 @@ def schedule_create_tool() -> ToolSpec:
 
     return ToolSpec(
         name="schedule_create",
-        description="Create a scheduled job (cron, once, or interval). Delivery follows the current chat channel (WhatsApp vs WeChat) unless delivery is set explicitly.",
+        description="Create a scheduled job (cron, once, or interval). Delivery follows the current chat channel (WhatsApp vs WeChat) unless delivery is set explicitly. For WhatsApp group @mentions, set whatsapp_mention_jids with explicit JIDs.",
         parameters={
             "type": "object",
             "properties": {
@@ -106,6 +115,11 @@ def schedule_create_tool() -> ToolSpec:
                 "selected_specialist": {"type": "string"},
                 "lang": {"type": "string"},
                 "whatsapp_chat_id": {"type": "string"},
+                "whatsapp_mention_jids": {
+                    "type": "array",
+                    "items": {"type": "string"},
+                    "description": "WhatsApp JIDs to @mention on delivery (e.g. 628...@s.whatsapp.net). Stored in delivery.whatsapp.mention_jids.",
+                },
                 "delivery": {"type": "object"},
                 "description": {"type": "string"},
             },
diff --git a/svc/persistence/sa_repos/chat_sessions.py b/svc/persistence/sa_repos/chat_sessions.py
index dc9c2595..31d4fbf2 100644
--- a/svc/persistence/sa_repos/chat_sessions.py
+++ b/svc/persistence/sa_repos/chat_sessions.py
@@ -7,7 +7,7 @@ from typing import Any, Mapping
 from sqlalchemy import and_, delete, distinct, func, insert, literal, or_, select, update
 from sqlalchemy.engine import Engine
 
-from svc.persistence.db.tables import app_user, chat_message, chat_session, ui_session_owner
+from svc.persistence.db.tables import app_user, channel_session_v2, chat_message, chat_session, ui_session_owner
 from svc.persistence.sqlite_store import ChatSession, SessionsListMeta
 
 
@@ -197,6 +197,108 @@ class ChatSessionsSaRepository:
         uname = str(username or "").strip().lower()
         return func.lower(app_user.c.username) == uname
 
+    def _administrator_chat_session_ids_subquery(self, *, username: str, tenant_id: str) -> Any:
+        pred = self._administrator_username_predicate(username)
+        tid = str(tenant_id or "").strip()
+        admin_ids = (
+            select(chat_session.c.id.label("sid"))
+            .select_from(
+                chat_session.join(
+                    ui_session_owner,
+                    ui_session_owner.c.session_id == chat_session.c.id,
+                ).join(
+                    app_user,
+                    and_(
+                        app_user.c.id == ui_session_owner.c.user_id,
+                        app_user.c.tenant_id == ui_session_owner.c.tenant_id,
+                    ),
+                )
+            )
+            .where(pred)
+        )
+        channel_ids = (
+            select(channel_session_v2.c.session_id.label("sid"))
+            .where(
+                channel_session_v2.c.tenant_id == tid,
+                channel_session_v2.c.session_id.isnot(None),
+                channel_session_v2.c.session_id != "",
+            )
+        )
+        return admin_ids.union(channel_ids).subquery()
+
+    def list_chat_sessions_for_administrator_chat_view(
+        self,
+        *,
+        username: str,
+        tenant_id: str,
+        limit: int | None,
+        offset: int,
+    ) -> list[ChatSession]:
+        ids = self._administrator_chat_session_ids_subquery(
+            username=username, tenant_id=tenant_id
+        )
+        stmt = (
+            select(
+                chat_session.c.id,
+                chat_session.c.title,
+                chat_session.c.created_at,
+                chat_session.c.last_message_at,
+            )
+            .where(chat_session.c.id.in_(select(ids.c.sid)))
+            .order_by(*_activity_order())
+        )
+        if limit is not None:
+            stmt = stmt.limit(int(limit)).offset(int(offset))
+        with self._engine.connect() as conn:
+            rows = conn.execute(stmt).mappings().all()
+        return [_session_from_row(r) for r in rows]
+
+    def sessions_list_meta_for_administrator_chat_view(
+        self, *, username: str, tenant_id: str
+    ) -> SessionsListMeta:
+        ids = self._administrator_chat_session_ids_subquery(
+            username=username, tenant_id=tenant_id
+        )
+        with self._engine.connect() as conn:
+            row = conn.execute(
+                select(
+                    func.count().label("c"),
+                    func.max(
+                        func.coalesce(chat_session.c.last_message_at, chat_session.c.created_at)
+                    ).label("latest_activity_at"),
+                )
+                .select_from(chat_session)
+                .where(chat_session.c.id.in_(select(ids.c.sid)))
+            ).mappings().first()
+        return SessionsListMeta(
+            session_count=int(row["c"] or 0) if row else 0,
+            latest_activity_at=str(row["latest_activity_at"])
+            if row and row.get("latest_activity_at") is not None
+            else None,
+        )
+
+    def fetch_chat_session_for_administrator_chat_view(
+        self, *, session_id: str, username: str, tenant_id: str
+    ) -> ChatSession | None:
+        sid = str(session_id or "").strip()
+        if not sid:
+            return None
+        ids = self._administrator_chat_session_ids_subquery(
+            username=username, tenant_id=tenant_id
+        )
+        with self._engine.connect() as conn:
+            row = conn.execute(
+                select(
+                    chat_session.c.id,
+                    chat_session.c.title,
+                    chat_session.c.created_at,
+                    chat_session.c.last_message_at,
+                )
+                .where(chat_session.c.id == sid, chat_session.c.id.in_(select(ids.c.sid)))
+                .limit(1)
+            ).mappings().first()
+        return _session_from_row(row) if row else None
+
     def list_chat_sessions_for_administrator_username(
         self,
         *,
diff --git a/svc/persistence/sqlite_store.py b/svc/persistence/sqlite_store.py
index 20332eae..32bd61c7 100644
--- a/svc/persistence/sqlite_store.py
+++ b/svc/persistence/sqlite_store.py
@@ -1546,6 +1546,14 @@ class SqliteStore(ScheduledJobStoreMixin):
             created_at=utc_now_iso(),
         )
 
+    def set_ui_session_owner(self, *, session_id: str, tenant_id: str, user_id: str) -> None:
+        self._ui_session_owner_repo().upsert_replace(
+            session_id=str(session_id),
+            tenant_id=str(tenant_id),
+            user_id=str(user_id),
+            created_at=utc_now_iso(),
+        )
+
     def get_session(self, session_id: str) -> Optional[ChatSession]:
         return self._chat_sessions_repo().fetch_chat_session_by_id(session_id=session_id)
 
@@ -1629,6 +1637,35 @@ class SqliteStore(ScheduledJobStoreMixin):
             username=username
         )
 
+    def list_sessions_for_administrator_chat_view(
+        self,
+        *,
+        username: str,
+        tenant_id: str,
+        limit: int | None = None,
+        offset: int = 0,
+    ) -> list[ChatSession]:
+        return self._chat_sessions_repo().list_chat_sessions_for_administrator_chat_view(
+            username=username,
+            tenant_id=tenant_id,
+            limit=limit,
+            offset=int(offset),
+        )
+
+    def get_sessions_list_meta_for_administrator_chat_view(
+        self, *, username: str, tenant_id: str
+    ) -> SessionsListMeta:
+        return self._chat_sessions_repo().sessions_list_meta_for_administrator_chat_view(
+            username=username, tenant_id=tenant_id
+        )
+
+    def get_session_for_administrator_chat_view(
+        self, *, session_id: str, username: str, tenant_id: str
+    ) -> Optional[ChatSession]:
+        return self._chat_sessions_repo().fetch_chat_session_for_administrator_chat_view(
+            session_id=session_id, username=username, tenant_id=tenant_id
+        )
+
     def get_session_for_administrator_username(
         self, *, session_id: str, username: str
     ) -> Optional[ChatSession]:
diff --git a/tests/test_group_ingest.py b/tests/test_group_ingest.py
index fafe0a8b..9c929b75 100644
--- a/tests/test_group_ingest.py
+++ b/tests/test_group_ingest.py
@@ -13,10 +13,13 @@ from runtime.orchestration.group_ingest import (
     is_nonsend_channel_reply_text,
     normalize_jid,
     normalize_group_session_scope,
+    normalize_mentioned_users_in_text,
+    prepare_group_user_text_for_model,
     resolve_group_policy,
     session_user_key,
     should_inject_quoted_context,
     should_process_group_inbound,
+    strip_bot_mentions_from_text,
     text_mentions_bot,
 )
 from interfaces.channels.base import InboundMessage
@@ -356,8 +359,56 @@ def test_build_group_sender_context() -> None:
         metadata={"raw": {"pushName": "Alice"}},
         external_user_id="111@s.whatsapp.net",
     )
-    assert "Alice" in ctx
-    assert "111@s.whatsapp.net" in ctx
+    assert ctx == "[发言: Alice]"
+    assert "111@s.whatsapp.net" not in ctx
+
+
+def test_strip_bot_mentions_from_text() -> None:
+    meta = {"bot_lid": "162788605444170@lid", "bot_push_name": "oliver"}
+    out = strip_bot_mentions_from_text(
+        text="@162788605444170 生成小鹿照片",
+        bot_jid="8618142387786@s.whatsapp.net",
+        metadata=meta,
+    )
+    assert out == "生成小鹿照片"
+
+
+def test_normalize_mentioned_users_in_text_uses_nickname() -> None:
+    out = normalize_mentioned_users_in_text(
+        text="每三分钟提醒@200846277140511 喝水",
+        mention_jids=["200846277140511@lid"],
+        mention_names=["吴华"],
+    )
+    assert out == "每三分钟提醒@吴华 喝水"
+
+
+def test_prepare_group_user_text_for_model_user_in_chat() -> None:
+    out = prepare_group_user_text_for_model(
+        text="@162788605444170 每三分钟提醒@200846277140511 喝水",
+        metadata={"bot_lid": "162788605444170@lid", "bot_push_name": "oliver"},
+        mentions=["162788605444170@lid", "200846277140511@lid"],
+        bot_jid="8618142387786@s.whatsapp.net",
+        session_scope="user_in_chat",
+        external_user_id="8618142387786@s.whatsapp.net",
+        filtered_mention_jids=["200846277140511@lid"],
+        mention_names=["吴华"],
+    )
+    assert out == "每三分钟提醒@吴华 喝水"
+    assert "[发言:" not in out
+
+
+def test_prepare_group_user_text_for_model_shared_chat_prefix() -> None:
+    out = prepare_group_user_text_for_model(
+        text="@999 帮忙",
+        metadata={"raw": {"pushName": "Alice"}},
+        mentions=["999@s.whatsapp.net"],
+        bot_jid="999@s.whatsapp.net",
+        session_scope="chat",
+        external_user_id="111@s.whatsapp.net",
+    )
+    assert out.startswith("[发言: Alice]")
+    assert out.endswith("帮忙")
+    assert "@999" not in out
 
 
 def test_build_group_focus_instruction() -> None:
@@ -421,6 +472,7 @@ def test_build_whatsapp_group_reply_metadata() -> None:
     assert meta["mention_jids"] == ["111:12@s.whatsapp.net"]
     assert meta["quote_text"] == "明天几点？"
     assert meta["quote_participant"] == "111:12@s.whatsapp.net"
+    assert meta["mention_names"] == ["Alice"]
 
 
 def test_default_group_session_is_per_user(fresh_sqlite_store: SqliteStore) -> None:
@@ -608,7 +660,7 @@ def test_inbound_group_mention_uses_per_user_session_and_sender_prefix(
         {
             **base,
             "user_id": "111@s.whatsapp.net",
-            "text": "@bot hi",
+            "text": "@999 hi",
             "mentions": ["999@s.whatsapp.net"],
             "metadata": {**base["metadata"], "raw": {"pushName": "Alice"}},
         }
@@ -617,7 +669,7 @@ def test_inbound_group_mention_uses_per_user_session_and_sender_prefix(
         {
             **base,
             "user_id": "222@s.whatsapp.net",
-            "text": "@bot again",
+            "text": "@999 again",
             "mentions": ["999@s.whatsapp.net"],
             "metadata": {**base["metadata"], "raw": {"pushName": "Bob"}},
         }
@@ -625,9 +677,10 @@ def test_inbound_group_mention_uses_per_user_session_and_sender_prefix(
 
     assert len(session_ids) == 2
     assert session_ids[0] != session_ids[1]
-    assert "[群成员:" in captured["text"]
-    assert "群聊规则" in captured["text"]
-    assert "Bob" in captured["text"]
+    assert "[群成员:" not in captured["text"]
+    assert "[发言:" not in captured["text"]
+    assert captured["text"] == "again"
+    assert "群聊规则" not in captured["text"]
 
     sid = store.get_or_create_channel_session_v2(
         tenant_id=tenant_id,
@@ -882,3 +935,112 @@ def test_inbound_group_reply_includes_quote_and_mention_metadata(
     assert meta.get("quote_stanza_id") == "ABC123"
     assert meta.get("mention_jids") == ["111@s.whatsapp.net"]
     assert meta.get("quote_text") == "@bot 明天几点？"
+
+
+def test_inbound_group_schedule_mention_metadata_preserved_after_text_clean(
+    monkeypatch: pytest.MonkeyPatch, fresh_sqlite_store: SqliteStore
+) -> None:
+    store = fresh_sqlite_store
+    tenant_id, _ = _setup_whatsapp_identity(store)
+    store.upsert_whatsapp_contact(
+        tenant_id=tenant_id,
+        account_id="wa-default",
+        external_user_id="200846277140511@lid",
+        push_name="WuHua",
+        list_type="whitelist",
+    )
+    monkeypatch.setattr("svc.persistence.assistant_store.get_assistant_store", lambda: store)
+
+    captured: dict[str, object] = {}
+
+    class _Turn:
+        turn_uuid = "turn-sched"
+        reply_text = "ok"
+
+    class _Gw:
+        def __init__(self, *, store: object) -> None:
+            _ = store
+
+        def handle_turn(self, **kwargs: object) -> _Turn:
+            msg = kwargs.get("msg")
+            captured["text"] = str(getattr(msg, "text", "") or "")
+            captured["metadata"] = getattr(msg, "metadata", None)
+            return _Turn()
+
+    monkeypatch.setattr("runtime.gateway.OclawGateway", _Gw)
+
+    process_inbound_payload(
+        {
+            "channel": "whatsapp",
+            "account_id": "wa-default",
+            "user_id": "111@s.whatsapp.net",
+            "chat_id": "120363012345678@g.us",
+            "text": "@999 remind @200846277140511 water",
+            "is_group": True,
+            "mentions": ["999@s.whatsapp.net", "200846277140511@lid"],
+            "metadata": {
+                "bot_jid": "999@s.whatsapp.net",
+                "bot_lid": "162788605444170@lid",
+                "raw": {"pushName": "Alice"},
+            },
+        }
+    )
+
+    meta = captured.get("metadata") if isinstance(captured.get("metadata"), dict) else {}
+    assert "200846277140511@lid" in list(meta.get("mentioned_jids") or [])
+    assert meta.get("raw_inbound_text")
+    text = str(captured.get("text") or "")
+    assert "200846277140511" not in text
+    assert "@WuHua" in text
+    assert "@999" not in text
+
+
+def test_channel_group_session_visible_in_administrator_chat_list(
+    monkeypatch: pytest.MonkeyPatch, fresh_sqlite_store: SqliteStore
+) -> None:
+    store = fresh_sqlite_store
+    tenant_id, owner_user_id = _setup_whatsapp_identity(store, extra_user_ids=["222@s.whatsapp.net"])
+    monkeypatch.setattr("svc.persistence.assistant_store.get_assistant_store", lambda: store)
+
+    session_ids: list[str] = []
+
+    class _Turn:
+        turn_uuid = "turn-guest"
+        reply_text = "ok"
+
+    class _Gw:
+        def __init__(self, *, store: object) -> None:
+            _ = store
+
+        def handle_turn(self, **kwargs: object) -> _Turn:
+            msg = kwargs.get("msg")
+            session_ids.append(str(getattr(msg, "session_id", "") or ""))
+            return _Turn()
+
+    monkeypatch.setattr("runtime.gateway.OclawGateway", _Gw)
+
+    process_inbound_payload(
+        {
+            "channel": "whatsapp",
+            "account_id": "wa-default",
+            "user_id": "222@s.whatsapp.net",
+            "chat_id": "120363012345678@g.us",
+            "text": "@999 hello from bob",
+            "is_group": True,
+            "mentions": ["999@s.whatsapp.net"],
+            "metadata": {"bot_jid": "999@s.whatsapp.net", "raw": {"pushName": "Bob"}},
+        }
+    )
+
+    assert session_ids
+    owner = store.get_ui_session_owner(session_id=session_ids[0]) or {}
+    assert owner.get("user_id") == owner_user_id
+
+    listed = store.list_sessions_for_administrator_chat_view(
+        username="administrator",
+        tenant_id=tenant_id,
+        limit=20,
+        offset=0,
+    )
+    listed_ids = {s.id for s in listed}
+    assert session_ids[0] in listed_ids
diff --git a/tests/test_whatsapp_mention_jid_field.py b/tests/test_whatsapp_mention_jid_field.py
new file mode 100644
index 00000000..99fc4704
--- /dev/null
+++ b/tests/test_whatsapp_mention_jid_field.py
@@ -0,0 +1,74 @@
+from __future__ import annotations
+
+import os
+import tempfile
+import unittest
+from pathlib import Path
+
+from runtime.scheduler.whatsapp_mentions import format_whatsapp_mention_text, merge_whatsapp_mention_jids, normalize_whatsapp_mention_jids
+from svc.persistence.assistant_store import reset_assistant_store_singleton
+from svc.persistence.sqlite_store import SqliteStore
+
+
+class WhatsappMentionJidFieldTests(unittest.TestCase):
+    def setUp(self) -> None:
+        self._tmp = tempfile.TemporaryDirectory(ignore_cleanup_errors=True)
+        self.db = Path(self._tmp.name) / "wa_names.sqlite"
+        os.environ["OPS_ASSISTANT_DB_PATH"] = str(self.db)
+        os.environ["AIA_ASSISTANT_DB_BACKEND"] = "sqlite"
+        reset_assistant_store_singleton()
+        self.store = SqliteStore(str(self.db))
+        tenant = self.store.create_tenant("Team")
+        self.tenant_id = str(tenant["id"])
+
+    def tearDown(self) -> None:
+        reset_assistant_store_singleton()
+        self._tmp.cleanup()
+    def test_normalize_whatsapp_mention_jids(self) -> None:
+        out = normalize_whatsapp_mention_jids(
+            ["6281@s.whatsapp.net", "6282@s.whatsapp.net, 6283@s.whatsapp.net"]
+        )
+        self.assertEqual(
+            out,
+            ["6281@s.whatsapp.net", "6282@s.whatsapp.net", "6283@s.whatsapp.net"],
+        )
+
+    def test_merge_whatsapp_mention_jids_into_delivery(self) -> None:
+        delivery = merge_whatsapp_mention_jids(
+            {"whatsapp": {"enabled": True, "chat_id": "120@g.us"}},
+            ["6281@s.whatsapp.net"],
+        )
+        self.assertEqual(delivery["whatsapp"]["mention_jids"], ["6281@s.whatsapp.net"])
+
+    def test_format_whatsapp_mention_text_uses_push_name(self) -> None:
+        out = format_whatsapp_mention_text(
+            "💧 @+1 33346537541839 该喝水啦",
+            ["333465375410398@lid"],
+            store=self.store,
+            tenant_id=self.tenant_id,
+            account_id="wa-default",
+            mention_names=["Egista Hadi Putranto"],
+        )
+        self.assertEqual(out, "@Egista Hadi Putranto 💧 该喝水啦")
+
+    def test_format_whatsapp_mention_text_looks_up_push_name_by_jid(self) -> None:
+        self.store.upsert_whatsapp_contact(
+            tenant_id=self.tenant_id,
+            account_id="wa-default",
+            external_user_id="333465375410398@lid",
+            push_name="Egista Hadi Putranto",
+            phone="33346537541839",
+            list_type="whitelist",
+        )
+        out = format_whatsapp_mention_text(
+            "该喝水啦",
+            ["333465375410398@lid"],
+            store=self.store,
+            tenant_id=self.tenant_id,
+            account_id="wa-default",
+        )
+        self.assertEqual(out, "@Egista Hadi Putranto 该喝水啦")
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/tests/test_whatsapp_scheduled_mentions.py b/tests/test_whatsapp_scheduled_mentions.py
new file mode 100644
index 00000000..fcb4112d
--- /dev/null
+++ b/tests/test_whatsapp_scheduled_mentions.py
@@ -0,0 +1,116 @@
+from __future__ import annotations
+
+import os
+import tempfile
+import unittest
+from pathlib import Path
+
+from runtime.scheduler.channel_delivery import deliver_scheduled_reply
+from svc.persistence.assistant_store import reset_assistant_store_singleton
+from svc.persistence.sqlite_store import SqliteStore
+
+
+class WhatsappScheduledMentionTests(unittest.TestCase):
+    def setUp(self) -> None:
+        self._tmp = tempfile.TemporaryDirectory(ignore_cleanup_errors=True)
+        self.db = Path(self._tmp.name) / "wa_mentions.sqlite"
+        os.environ["OPS_ASSISTANT_DB_PATH"] = str(self.db)
+        os.environ["AIA_ASSISTANT_DB_BACKEND"] = "sqlite"
+        reset_assistant_store_singleton()
+        self.store = SqliteStore(str(self.db))
+        tenant = self.store.create_tenant("Team")
+        self.tenant_id = str(tenant["id"])
+        self.store.upsert_whatsapp_contact(
+            tenant_id=self.tenant_id,
+            account_id="wa-default",
+            external_user_id="333465375410398@lid",
+            push_name="Egista Hadi Putranto",
+            phone="33346537541839",
+            list_type="whitelist",
+        )
+
+    def tearDown(self) -> None:
+        reset_assistant_store_singleton()
+        self._tmp.cleanup()
+
+    def test_deliver_scheduled_reply_encodes_explicit_mention_jids(self) -> None:
+        delivery = {
+            "whatsapp": {
+                "enabled": True,
+                "target_type": "group",
+                "chat_id": "120363012345678@g.us",
+                "account_id": "wa-default",
+                "mention_jids": ["333465375410398@lid"],
+            },
+            "weixin": {"enabled": False},
+        }
+        reply_text = "💧 @+1 33346537541839 该喝水啦！记得保持水分哦~"
+        result = deliver_scheduled_reply(
+            self.store,
+            tenant_id=self.tenant_id,
+            reply_text=reply_text,
+            delivery_json=__import__("json").dumps(delivery),
+        )
+        self.assertTrue(result.get("ok"), result)
+        pending = self.store.list_pending_channel_outbound_messages(
+            channel="whatsapp",
+            account_id="wa-default",
+            limit=5,
+        )
+        self.assertEqual(len(pending), 1)
+        source = __import__("json").loads(str(pending[0].get("source") or "{}"))
+        self.assertEqual(source.get("mention_jids"), ["333465375410398@lid"])
+        out_text = str(pending[0].get("text") or "")
+        self.assertTrue(out_text.startswith("@Egista Hadi Putranto"))
+        self.assertIn("该喝水啦", out_text)
+        self.assertNotIn("@+1", out_text)
+        self.assertTrue(source.get("mention_text_ready"))
+        self.assertEqual(source.get("mention_names"), ["Egista Hadi Putranto"])
+
+    def test_deliver_scheduled_reply_infers_mentions_from_phoneish_text(self) -> None:
+        self.store.upsert_whatsapp_contact(
+            tenant_id=self.tenant_id,
+            account_id="wa-default",
+            external_user_id="200846277140511@lid",
+            push_name="吴华",
+            phone="0846277140511",
+            list_type="whitelist",
+        )
+        delivery = {
+            "whatsapp": {
+                "enabled": True,
+                "target_type": "group",
+                "chat_id": "120363012345678@g.us",
+                "account_id": "wa-default",
+            },
+            "weixin": {"enabled": False},
+        }
+        reply_text = "💧 @+20 0846277140511 该喝水啦！快去补充一下水分吧～ 💧"
+        result = deliver_scheduled_reply(
+            self.store,
+            tenant_id=self.tenant_id,
+            reply_text=reply_text,
+            delivery_json=__import__("json").dumps(delivery),
+        )
+        self.assertTrue(result.get("ok"), result)
+        pending = self.store.list_pending_channel_outbound_messages(
+            channel="whatsapp",
+            account_id="wa-default",
+            limit=5,
+        )
+        self.assertEqual(len(pending), 1)
+        source = __import__("json").loads(str(pending[0].get("source") or "{}"))
+        self.assertEqual(source.get("mention_jids"), ["200846277140511@lid"])
+        out_text = str(pending[0].get("text") or "")
+        self.assertTrue(out_text.startswith("@吴华"))
+        self.assertIn("该喝水啦", out_text)
+        self.assertNotIn("@+20", out_text)
+
+    def test_normalize_bare_digits_to_lid(self) -> None:
+        from runtime.scheduler.whatsapp_mentions import normalize_whatsapp_mention_jids
+
+        self.assertEqual(normalize_whatsapp_mention_jids(["200846277140511"]), ["200846277140511@lid"])
+
+
+if __name__ == "__main__":
+    unittest.main()