diff --git a/run.sh b/run.sh
index 2fd5a7f..6cdd459 100755
--- a/run.sh
+++ b/run.sh
@@ -21,6 +21,10 @@ export HTTPS_PROXY=http://172.18.0.1:7890
 export NO_PROXY=localhost,127.0.0.1,::1,210.16.161.218,172.17.0.0/16,172.18.0.0/16,172.19.0.0/16,172.20.0.0/16,10.0.0.0/8,192.168.0.0/16,.svc,.local,casdoor,qihuaiflow-executor,qihu-aiflow-mysql,qihu-aiflow-redis,qihu-aiflow-pgvector,qihu-aiflow-casdoor,qihuyun.com,ai.qihuyun.com,docs.qihuyun.com,bot.qihuyun.com,siliconflow.cn,api.siliconflow.cn,deepseek.com,api.deepseek.com,volcengineapi.com,aliyun.com,aliyuncs.com,dysmsapi.aliyuncs.com,tencentcloudapi.com,baidubce.com,dashscope.com,qwen.ai,zhipuai.cn,moonshot.cn,minimax.chat,baichuan.com,chatglm.cn,xiaomimimo.com,token-plan-cn.xiaomimimo.com,mi.com,pypi.tuna.tsinghua.edu.cn,feishu.cn,open.feishu.cn,dingtalk.com,open.dingtalk.com,weixin.qq.com,developers.weixin.qq.com,qyapi.weixin.qq.com,ilinkai.weixin.qq.com,tencent.com
 # <<< OUTBOUND PROXY END <<<
 
+# 容器时区统一为北京时间(Asia/Shanghai)，
+# 避免 Python datetime.now() 返回 UTC 写入 MySQL datetime 列导致 8 小时偏差。
+export TZ=Asia/Shanghai
+
 # Python 后端目录（提前定义，供后续步骤使用）
 PYTHON_DIR="$PROJECT_DIR/backend/python"