diff --git a/backend/main.py b/backend/main.py
index e2598a3..b6c9f7c 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -1,3 +1,4 @@
+import asyncio
 import os
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
@@ -6,7 +7,8 @@ from contextlib import asynccontextmanager
 from dotenv import load_dotenv
 
 from database import init_db
-from routes import stock, collections, shares, sectors, themes
+from routes import stock, collections, shares, sectors, themes, core_stocks
+from services.daily_collector import collector_loop
 
 load_dotenv()
 
@@ -14,7 +16,11 @@ load_dotenv()
 @asynccontextmanager
 async def lifespan(app: FastAPI):
     init_db()
-    yield
+    collector_task = asyncio.create_task(collector_loop())
+    try:
+        yield
+    finally:
+        collector_task.cancel()
 
 
 app = FastAPI(title="AUV API", version="1.0.0", lifespan=lifespan)
@@ -32,6 +38,7 @@ app.include_router(collections.router, prefix="/api/collections")
 app.include_router(shares.router, prefix="/api/share")
 app.include_router(sectors.router, prefix="/api/sectors")
 app.include_router(themes.router, prefix="/api/themes")
+app.include_router(core_stocks.router, prefix="/api/core-stocks")
 
 # 生产模式：后端同时托管前端静态文件
 # catch-all 路由在 API 路由之后注册，所以 API 优先级更高