diff --git a/app_vx.py b/app_vx.py
index a0a7fa7d..21c8c71c 100644
--- a/app_vx.py
+++ b/app_vx.py
@@ -81,8 +81,22 @@ from tencentcloud.common.profile.http_profile import HttpProfile
 from tencentcloud.sms.v20210111 import sms_client, models
 from tencentcloud.common.exception.tencent_cloud_sdk_exception import TencentCloudSDKException
 
-engine = create_engine("mysql+pymysql://root:Zzl33818!@127.0.0.1:3306/stock", echo=False, pool_size=20,
-                       max_overflow=50)
+# ============ MySQL 连接配置（支持环境变量覆盖，方便多服务器部署） ============
+_MYSQL_HOST = os.environ.get('MYSQL_HOST', '127.0.0.1')
+_MYSQL_PORT = os.environ.get('MYSQL_PORT', '3306')
+_MYSQL_USER = os.environ.get('MYSQL_USER', 'root')
+_MYSQL_PASSWORD = os.environ.get('MYSQL_PASSWORD', 'Zzl33818!')
+_MYSQL_DATABASE = os.environ.get('MYSQL_DATABASE', 'stock')
+_MYSQL_URL = f"mysql+pymysql://{_MYSQL_USER}:{_MYSQL_PASSWORD}@{_MYSQL_HOST}:{_MYSQL_PORT}/{_MYSQL_DATABASE}?charset=utf8mb4"
+print(f"🗄️ MySQL 配置: {_MYSQL_HOST}:{_MYSQL_PORT}/{_MYSQL_DATABASE}")
+
+# ============ ClickHouse 连接配置（支持环境变量覆盖） ============
+_CLICKHOUSE_HOST = os.environ.get('CLICKHOUSE_HOST', '127.0.0.1')
+_CLICKHOUSE_PORT = int(os.environ.get('CLICKHOUSE_PORT', 9000))
+_CLICKHOUSE_PASSWORD = os.environ.get('CLICKHOUSE_PASSWORD', 'Zzl33818!')
+print(f"📊 ClickHouse 配置: {_CLICKHOUSE_HOST}:{_CLICKHOUSE_PORT}")
+
+engine = create_engine(_MYSQL_URL, echo=False, pool_size=20, max_overflow=50)
 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
 logger = logging.getLogger(__name__)
 
@@ -526,10 +540,10 @@ def _init_clickhouse_pool():
         with _pool_lock:
             if clickhouse_pool is None:
                 clickhouse_pool = ClickHouseConnectionPool(
-                    host='127.0.0.1',
-                    port=9000,
+                    host=_CLICKHOUSE_HOST,
+                    port=_CLICKHOUSE_PORT,
                     user='default',
-                    password='Zzl33818!',
+                    password=_CLICKHOUSE_PASSWORD,
                     database='stock',
                     pool_size=5,                  # 核心连接数
                     max_overflow=20,              # 溢出连接数，总共支持 25 并发
@@ -638,7 +652,7 @@ class TokenStore:
 user_tokens = TokenStore()
 
 app.config['SECRET_KEY'] = 'vf7891574233241'
-app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://root:Zzl33818!@127.0.0.1:3306/stock?charset=utf8mb4'
+app.config['SQLALCHEMY_DATABASE_URI'] = _MYSQL_URL
 app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
 
 app.config['JSON_AS_ASCII'] = False