diff --git a/vn.event/eventEngine.py b/vn.event/eventEngine.py
index d892177f..c96dd71e 100644
--- a/vn.event/eventEngine.py
+++ b/vn.event/eventEngine.py
@@ -6,9 +6,6 @@ from threading import Thread
 from time import sleep
 from collections import defaultdict
 
-# 第三方模块
-from PyQt4.QtCore import QTimer
-
 # 自己开发的模块
 from eventType import *
 
@@ -63,6 +60,9 @@ class EventEngine(object):
         self.__thread = Thread(target = self.__run)
         
         # 计时器，用于触发计时器事件
+        # 第三方模块
+        from PyQt4.QtCore import QTimer
+
         self.__timer = QTimer()
         self.__timer.timeout.connect(self.__onTimer)
         
diff --git a/vn.trader/eventEngine.py b/vn.trader/eventEngine.py
index d892177f..c96dd71e 100644
--- a/vn.trader/eventEngine.py
+++ b/vn.trader/eventEngine.py
@@ -6,9 +6,6 @@ from threading import Thread
 from time import sleep
 from collections import defaultdict
 
-# 第三方模块
-from PyQt4.QtCore import QTimer
-
 # 自己开发的模块
 from eventType import *
 
@@ -63,6 +60,9 @@ class EventEngine(object):
         self.__thread = Thread(target = self.__run)
         
         # 计时器，用于触发计时器事件
+        # 第三方模块
+        from PyQt4.QtCore import QTimer
+
         self.__timer = QTimer()
         self.__timer.timeout.connect(self.__onTimer)