diff --git a/app.py b/app.py
index b5b31b6b..1c4a5821 100755
--- a/app.py
+++ b/app.py
@@ -101,7 +101,7 @@ def get_trading_day_near_date(target_date):
 load_trading_days()
 
 engine = create_engine(
-    "mysql+pymysql://root:Zzl5588161!@111.198.58.126:33060/stock?charset=utf8mb4",
+    "mysql+pymysql://root:Zzl5588161!@222.128.1.157:33060/stock?charset=utf8mb4",
     echo=False,
     pool_size=10,
     pool_recycle=3600,
@@ -110,7 +110,7 @@ engine = create_engine(
     max_overflow=20
 )
 engine_med = create_engine(
-    "mysql+pymysql://root:Zzl5588161!@111.198.58.126:33060/med?charset=utf8mb4",
+    "mysql+pymysql://root:Zzl5588161!@222.128.1.157:33060/med?charset=utf8mb4",
     echo=False,
     pool_size=5,
     pool_recycle=3600,
@@ -119,7 +119,7 @@ engine_med = create_engine(
     max_overflow=10
 )
 engine_2 = create_engine(
-    "mysql+pymysql://root:Zzl5588161!@111.198.58.126:33060/valuefrontier?charset=utf8mb4",
+    "mysql+pymysql://root:Zzl5588161!@222.128.1.157:33060/valuefrontier?charset=utf8mb4",
     echo=False,
     pool_size=5,
     pool_recycle=3600,
@@ -204,7 +204,7 @@ app.config['COMPRESS_MIMETYPES'] = [
     'application/javascript',
     'application/x-javascript'
 ]
-app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://root:Zzl5588161!@111.198.58.126:33060/stock?charset=utf8mb4'
+app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://root:Zzl5588161!@222.128.1.157:33060/stock?charset=utf8mb4'
 app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
 app.config['SQLALCHEMY_ENGINE_OPTIONS'] = {
     'pool_size': 10,
@@ -4576,8 +4576,8 @@ def get_stock_quotes():
 
 def get_clickhouse_client():
     return Cclient(
-        host='111.198.58.126',
-        port=18778,
+        host='222.128.1.157',
+        port=18000,
         user='default',
         password='Zzl33818!',
         database='stock'
@@ -10159,7 +10159,7 @@ def get_daily_top_concepts():
         limit = request.args.get('limit', 6, type=int)
 
         # 构建概念中心API的URL
-        concept_api_url = 'http://111.198.58.126:16801/search'
+        concept_api_url = 'http://222.128.1.157:16801/search'
 
         # 准备请求数据
         request_data = {
diff --git a/src/hooks/useEventNotifications.js b/src/hooks/useEventNotifications.js
index 3156cbf4..d1e7d688 100644
--- a/src/hooks/useEventNotifications.js
+++ b/src/hooks/useEventNotifications.js
@@ -96,7 +96,12 @@ export const useEventNotifications = (options = {}) => {
         if (alreadyConnected) {
             // 如果已经连接，直接更新状态
             console.log('[useEventNotifications DEBUG] Socket已连接，直接更新状态');
+            logger.info('useEventNotifications', 'Socket already connected, updating state immediately');
             setIsConnected(true);
+            // 验证状态更新
+            setTimeout(() => {
+                console.log('[useEventNotifications DEBUG] 1秒后验证状态更新 - isConnected应该为true');
+            }, 1000);
         } else {
             // 否则建立新连接
             socket.connect();
@@ -177,6 +182,15 @@ export const useEventNotifications = (options = {}) => {
         };
     }, [eventType, importance, enabled]); // 移除 onNewEvent 依赖
 
+    // 监控 isConnected 状态变化（调试用）
+    useEffect(() => {
+        console.log('[useEventNotifications DEBUG] ========== isConnected 状态变化 ==========');
+        console.log('[useEventNotifications DEBUG] isConnected:', isConnected);
+        console.log('[useEventNotifications DEBUG] ===========================================');
+    }, [isConnected]);
+
+    console.log('[useEventNotifications DEBUG] Hook返回值 - isConnected:', isConnected);
+
     return {
         newEvent,          // 最新收到的事件
         isConnected,       // WebSocket 连接状态