diff --git a/src/simulation/simulation_trader.py b/src/simulation/simulation_trader.py
index 7987d42..f18cbbc 100644
--- a/src/simulation/simulation_trader.py
+++ b/src/simulation/simulation_trader.py
@@ -15,7 +15,7 @@ class SimulationTrader(BaseTrader):
     def __init__(self, logger=None):
         self.logger = logger or get_logger("simulation_trader")
         # 模拟资金账户信息
-        self.sim_balance = {"cash": 1000000.00, "frozen": 0.00, "total": 1000000.00}
+        self.sim_balance = {"account_id": "simulation", "cash": 1000000.00, "frozen": 0.00, "total": 1000000.00}
 
     def is_logged_in(self):
         """检查交易系统是否已经登录
diff --git a/src/trade_server.py b/src/trade_server.py
index a9fb77f..41523f5 100644
--- a/src/trade_server.py
+++ b/src/trade_server.py
@@ -4,11 +4,7 @@ import time
 from real.xt_trader import XtTrader
 from flask import Flask, request, abort, jsonify
 from config import Config
-from concurrent.futures import TimeoutError
-import concurrent.futures
-import atexit
 from simulation.simulation_trader import SimulationTrader
-import datetime
 from logger_config import get_logger
 from real.real_trader_manager import RealTraderManager
 from trade_constants import *
@@ -45,6 +41,23 @@ def get_trader():
 
     return _trader_instance
 
+def login():
+    try:
+        get_trader().login()
+        result = get_trader().get_balance()
+        if result and result["account_id"] == "simulation":
+            logger.info(f"登录成功: {result}")
+        else:
+            logger.error(f"登录失败: {result}")
+            raise Exception(f"登录失败: {result}")
+    except Exception as e:
+        logger.error(f"登录失败: {e}")
+        raise Exception(f"登录失败: {e}")
+
+def logout():
+    get_trader().logout()
+    logger.info("登出成功")
+
 
 def is_real_mode():
     return not Config.SIMULATION_MODE
@@ -80,15 +93,15 @@ _scheduler_thread_running = True
 _scheduler_thread = threading.Thread(target=run_pending_tasks, daemon=True)
 _scheduler_thread.start()
 
-# 初始化交易环境
-get_trader().login()
+# 程序启动时初始化交易实例
+login()
 
 # 添加请求频率限制
 app = Flask(__name__)
 
 # 使用配置文件中的时间
-run_daily(Config.MARKET_OPEN_TIME, lambda: get_trader().login())
-run_daily(Config.MARKET_CLOSE_TIME, lambda: get_trader().logout())
+run_daily(Config.MARKET_OPEN_TIME, lambda: login())
+run_daily(Config.MARKET_CLOSE_TIME, lambda: logout())
 
 
 @app.route("/yu/healthcheck", methods=["GET"])