diff --git a/vnpy/trader/gateway/shzdGateway/shzdGateway.py b/vnpy/trader/gateway/shzdGateway/shzdGateway.py
index 02b22041..a56d2d42 100644
--- a/vnpy/trader/gateway/shzdGateway/shzdGateway.py
+++ b/vnpy/trader/gateway/shzdGateway/shzdGateway.py
@@ -41,6 +41,7 @@ exchangeMap = {}
 exchangeMap[EXCHANGE_HKEX] = 'HKEX'
 exchangeMap[EXCHANGE_CME] = 'CME'
 exchangeMap[EXCHANGE_ICE] = 'ICE'
+exchangeMap[EXCHANGE_LME] = 'LME'
 exchangeMapReverse = {v:k for k,v in exchangeMap.items()}
 
 # 产品类型映射
@@ -283,7 +284,10 @@ class ShzdGatewayApi(ShzdApi):
         tick.vtSymbol = '.'.join([tick.symbol, tick.exchange])
     
         tick.volume = int(data['513'])
-        tick.openInterest = int(data['514'])
+        
+        # LME行情没有持仓量数据
+        if data['306'] != 'LME':
+            tick.openInterest = int(data['514'])
         
         dt = data['512'].split(' ')
         tick.time = dt[1]
diff --git a/vnpy/trader/language/chinese/constant.py b/vnpy/trader/language/chinese/constant.py
index 8f1a1c3e..53f53741 100644
--- a/vnpy/trader/language/chinese/constant.py
+++ b/vnpy/trader/language/chinese/constant.py
@@ -67,6 +67,7 @@ EXCHANGE_NONE = ''          # 空交易所
 EXCHANGE_HKEX = 'HKEX'      # 港交所
 EXCHANGE_HKFE = 'HKFE'      # 香港期货交易所
 
+
 EXCHANGE_SMART = 'SMART'       # IB智能路由（股票、期权）
 EXCHANGE_NYMEX = 'NYMEX'       # IB 期货
 EXCHANGE_GLOBEX = 'GLOBEX'     # CME电子交易平台
@@ -74,6 +75,7 @@ EXCHANGE_IDEALPRO = 'IDEALPRO' # IB外汇ECN
 
 EXCHANGE_CME = 'CME'           # CME交易所
 EXCHANGE_ICE = 'ICE'           # ICE交易所
+EXCHANGE_LME = 'LME'           # LME交易所
 
 EXCHANGE_OANDA = 'OANDA'       # OANDA外汇做市商
 EXCHANGE_OKCOIN = 'OKCOIN'     # OKCOIN比特币交易所
diff --git a/vnpy/trader/language/english/constant.py b/vnpy/trader/language/english/constant.py
index dae1c9bf..bb0b8e03 100644
--- a/vnpy/trader/language/english/constant.py
+++ b/vnpy/trader/language/english/constant.py
@@ -74,6 +74,7 @@ EXCHANGE_IDEALPRO = 'IDEALPRO' # IB外汇ECN
 
 EXCHANGE_CME = 'CME'           # CME交易所
 EXCHANGE_ICE = 'ICE'           # ICE交易所
+EXCHANGE_LME = 'LME'           # LME交易所
 
 EXCHANGE_OANDA = 'OANDA'       # OANDA外汇做市商
 EXCHANGE_OKCOIN = 'OKCOIN'     # OKCOIN比特币交易所
diff --git a/vnpy/trader/uiBasicWidget.py b/vnpy/trader/uiBasicWidget.py
index 9df85770..6ca40d98 100644
--- a/vnpy/trader/uiBasicWidget.py
+++ b/vnpy/trader/uiBasicWidget.py
@@ -217,6 +217,9 @@ class BasicMonitor(QtWidgets.QTableWidget):
         # 监控的事件类型
         self.eventType = ''
         
+        # 列宽调整状态（只在第一次更新数据时调整一次列宽）
+        self.columnResized = False
+        
         # 字体
         self.font = None
         
@@ -345,7 +348,9 @@ class BasicMonitor(QtWidgets.QTableWidget):
                 self.setItem(0, n, cell)                        
                 
         # 调整列宽
-        self.resizeColumns()
+        if not self.columnResized:
+            self.resizeColumns()
+            self.columnResized = True
         
         # 重新打开排序
         if self.sorting:
@@ -677,6 +682,7 @@ class TradingWidget(QtWidgets.QFrame):
                     EXCHANGE_ICE,
                     EXCHANGE_CME,
                     EXCHANGE_NYMEX,
+                    EXCHANGE_LME,
                     EXCHANGE_GLOBEX,
                     EXCHANGE_IDEALPRO]
     
diff --git a/vnpy/trader/vtEngine.py b/vnpy/trader/vtEngine.py
index b8bc63dc..a9d79d6a 100644
--- a/vnpy/trader/vtEngine.py
+++ b/vnpy/trader/vtEngine.py
@@ -1,5 +1,6 @@
 # encoding: UTF-8
 
+import os
 import shelve
 from collections import OrderedDict
 from datetime import datetime
@@ -277,6 +278,8 @@ class MainEngine(object):
 class DataEngine(object):
     """数据引擎"""
     contractFileName = 'ContractData.vt'
+    path = os.path.abspath(os.path.dirname(__file__)) 
+    contractFileName = os.path.join(path, 'temp', contractFileName)
 
     #----------------------------------------------------------------------
     def __init__(self, eventEngine):
diff --git a/vnpy/trader/vtMain.py b/vnpy/trader/vtMain.py
index f9826670..97e3f129 100644
--- a/vnpy/trader/vtMain.py
+++ b/vnpy/trader/vtMain.py
@@ -13,13 +13,9 @@ from vnpy.trader.uiQt import qApp
 from vnpy.trader.uiMainWindow import MainWindow
 
 # 加载底层接口
-from vnpy.trader.gateway import (ctpGateway, femasGateway, ksotpGateway, 
-                                 qdpGateway, xspeedGateway,                                 
-                                 cshshlpGateway, ltsGateway,                                 
-                                 ksgoldGateway, sgitGateway,
-                                 oandaGateway, ibGateway, shzdGateway,
-                                 huobiGateway, okcoinGateway, lhangGateway,                                 
-                                 windGateway)
+from vnpy.trader.gateway import (ctpGateway, femasGateway, xspeedGateway, 
+                                 sgitGateway, oandaGateway, ibGateway, 
+                                 shzdGateway, huobiGateway, okcoinGateway)
 
 # 加载上层应用
 from vnpy.trader.app import (riskManager, dataRecorder,
@@ -38,20 +34,13 @@ def main():
     # 添加交易接口
     me.addGateway(ctpGateway)
     me.addGateway(femasGateway)
-    me.addGateway(ksotpGateway)
-    me.addGateway(qdpGateway)
     me.addGateway(xspeedGateway)
-    me.addGateway(cshshlpGateway)
-    me.addGateway(ltsGateway)
-    me.addGateway(ksgoldGateway)
     me.addGateway(sgitGateway)
     me.addGateway(oandaGateway)
     me.addGateway(ibGateway)
     me.addGateway(shzdGateway)
     me.addGateway(huobiGateway)
     me.addGateway(okcoinGateway)
-    me.addGateway(lhangGateway)
-    me.addGateway(windGateway)
     
     # 添加上层应用
     me.addApp(riskManager)
@@ -66,6 +55,5 @@ def main():
     sys.exit(qApp.exec_())
 
 
-    
 if __name__ == '__main__':
     main()