diff --git a/db_connect.php b/db_connect.php
index 667392c..06380e2 100644
--- a/db_connect.php
+++ b/db_connect.php
@@ -1,5 +1,6 @@
 <?php
 // db_connect.php - 数据库连接文件
+date_default_timezone_set('Asia/Shanghai');
 require_once 'config.php';
 
 try {
diff --git a/index.php b/index.php
index 4809e97..03235c3 100644
--- a/index.php
+++ b/index.php
@@ -1,4 +1,5 @@
 <?php
+date_default_timezone_set('Asia/Shanghai');
 session_start();
 require_once 'db_connect.php';
 
diff --git a/pending_bookings.php b/pending_bookings.php
index 4eb862b..7c4f59b 100644
--- a/pending_bookings.php
+++ b/pending_bookings.php
@@ -1,4 +1,5 @@
 <?php
+date_default_timezone_set('Asia/Shanghai');
 // pending_bookings.php - 待预约页面，处理WPS表单数据
 session_start();
 require_once 'db_connect.php';