diff --git a/app/service/customer_profile_candidate_service.py b/app/service/customer_profile_candidate_service.py
index bb2758f..dcfc851 100644
--- a/app/service/customer_profile_candidate_service.py
+++ b/app/service/customer_profile_candidate_service.py
@@ -194,6 +194,24 @@ class CustomerProfileCandidateService:
         )
         session.add(created)
         await session.flush()
+        active_memories = list(await session.scalars(
+            select(MemoryUnit).where(
+                MemoryUnit.customer_id == candidate.customer_id,
+                MemoryUnit.status == "active",
+            )
+        ))
+        memory_sources = [
+            {
+                "memory_uuid": item.memory_uuid,
+                "memory_key": item.memory_key,
+                "content": item.content,
+                "memory_type": item.memory_type,
+                "confidence": float(item.confidence),
+                "version": int(item.version),
+                "valid_until": item.valid_until.isoformat() if item.valid_until else None,
+            }
+            for item in active_memories
+        ]
         for target_store in ("milvus", "neo4j"):
             session.add(MemorySyncOutbox(
                 event_uuid=str(uuid4()), aggregate_type="profile_snapshot",
@@ -204,6 +222,7 @@ class CustomerProfileCandidateService:
                     "profile_uuid": profile_uuid,
                     "profile_version": version,
                     "snapshot": snapshot,
+                    "memory_sources": memory_sources,
                 },
                 status="pending", retry_count=0, created_at=now,
             ))
diff --git a/tests/unit/service/test_customer_profile_candidate_service.py b/tests/unit/service/test_customer_profile_candidate_service.py
index c1c441f..d80852a 100644
--- a/tests/unit/service/test_customer_profile_candidate_service.py
+++ b/tests/unit/service/test_customer_profile_candidate_service.py
@@ -150,21 +150,26 @@ async def test_profile_snapshot_and_projection_events_are_created_on_promotion(
 ) -> None:
     """批准候选必须生成新画像版本和两个待投影事件。"""
     class FakeSession:
-        def __init__(self) -> None:
+        def __init__(self, memory_units: list[MemoryUnit]) -> None:
             self.added: list[object] = []
+            self.memory_units = memory_units
 
         async def scalar(self, statement: object) -> None:
             del statement
             return None
 
+        async def scalars(self, statement: object) -> list[object]:
+            del statement
+            return self.memory_units
+
         def add(self, item: object) -> None:
             self.added.append(item)
 
         async def flush(self) -> None:
             return None
 
-    session = FakeSession()
     target = candidate()
+    session = FakeSession([target])
     monkeypatch.setattr(
         "app.service.customer_profile_candidate_service.get_memory_cache_adapter",
         lambda: None,
@@ -180,3 +185,5 @@ async def test_profile_snapshot_and_projection_events_are_created_on_promotion(
     assert value == "稳健型"
     events = [item for item in session.added if isinstance(item, MemorySyncOutbox)]
     assert {item.target_store for item in events} == {"milvus", "neo4j"}
+    for event in events:
+        assert event.payload["memory_sources"][0]["memory_uuid"] == target.memory_uuid