diff --git a/example.db b/example.db
index ba8d1ba..ece04f1 100644
Binary files a/example.db and b/example.db differ
diff --git a/sfgrid.py b/sfgrid.py
index 9370acf..e47ffd7 100644
--- a/sfgrid.py
+++ b/sfgrid.py
@@ -4,7 +4,7 @@ import time, sys
 sys.stdout.reconfigure(encoding='utf-8')  # 设置标准输出编码为UTF-8
 import strategy_db
 from trade_thread import StockTradeThread
-from util import getInstrumentName
+from util import getInstrumentName, interact
 from xtquant.xttrader import XtQuantTrader
 from xtquant.xttype import StockAccount
 
@@ -93,10 +93,6 @@ class SFGridController:
         else:
             print("\n当前无委托记录")
 
-    def interact(self):
-        """执行后进入repl模式"""
-        import code
-        code.InteractiveConsole(locals=globals()).interact()
 
     def init_stock_trade_threads(self):
         for stock_code in self.instrument_pool:
@@ -104,8 +100,10 @@ class SFGridController:
             new_job.name = f"StockTradeThread-{stock_code}"
             new_job.start()
 
-    def stock_trade_thread(self, stock_code):
-        print(f"启动标的交易线程 {stock_code} {getInstrumentName(stock_code)}\n")
+    def start_stock_trade_thread(self, stock: strategy_db.TradeTarget):
+        stock.name = f"StockTradeThread-{stock.stock_code}"
+        stock.start()
+        print(f"启动标的交易线程 {stock.stock_code} {getInstrumentName(stock.stock_code)}\n")
         threading.Event().wait(2)  # 模拟交易操作的等待时间
 
 
@@ -117,6 +115,6 @@ if __name__ == '__main__':
     ctrl.init_stock_trade_threads()
 
     # 交互阻塞
-    ctrl.interact()
+    interact()
 
 
diff --git a/strategy_db.py b/strategy_db.py
index 08d84db..dd9930b 100644
--- a/strategy_db.py
+++ b/strategy_db.py
@@ -1,4 +1,4 @@
-from peewee import SqliteDatabase, Model, CharField, IntegerField, FloatField
+from peewee import SqliteDatabase, Model, CharField, IntegerField, FloatField, BooleanField
 
 # 连接到SQLite数据库
 db = SqliteDatabase('example.db')
@@ -17,4 +17,5 @@ class TradeTarget(BaseModel):
     last_trade_price = FloatField()
     current_buy_price = FloatField()
     current_sell_price = FloatField()
-    status = IntegerField(default=1)  # 1表示启用，0表示停止
\ No newline at end of file
+    status = IntegerField(default=0)  # 1表示启用，0表示停止
+    enabled = BooleanField(default=False)  # 是否启用该标的
\ No newline at end of file
diff --git a/util.py b/util.py
index 9d6a238..dd475c0 100644
--- a/util.py
+++ b/util.py
@@ -15,4 +15,10 @@ def getStockPosition(stock_code: str, xt_trader: xttrader.XtQuantTrader, account
             if pos.stock_code == stock_code:
                 volume = pos.m_nVolume
                 break
-    return volume
\ No newline at end of file
+    return volume
+
+
+def interact():
+    """执行后进入repl模式"""
+    import code
+    code.InteractiveConsole(locals=globals()).interact()
\ No newline at end of file