diff --git a/vnpy/trader/ui/mainwindow.py b/vnpy/trader/ui/mainwindow.py
index 5ef5ab2d..dc37547a 100644
--- a/vnpy/trader/ui/mainwindow.py
+++ b/vnpy/trader/ui/mainwindow.py
@@ -9,7 +9,7 @@ from PyQt5 import QtWidgets, QtCore, QtGui
 
 from vnpy.event import EventEngine
 from ..engine import MainEngine
-from ..utility import get_icon_path
+from ..utility import get_icon_path, get_trader_path
 from .widget import (
     TickMonitor,
     OrderMonitor,
@@ -43,7 +43,10 @@ class MainWindow(QtWidgets.QMainWindow):
 
     def init_ui(self):
         """"""
-        self.setWindowTitle("VN Trader")
+        path = get_trader_path()
+        title = f"VN Trader [{path}]"
+        self.setWindowTitle(title)
+
         self.init_dock()
         self.init_menu()
 
diff --git a/vnpy/trader/utility.py b/vnpy/trader/utility.py
index 8c6a7789..25bdf57e 100644
--- a/vnpy/trader/utility.py
+++ b/vnpy/trader/utility.py
@@ -28,17 +28,25 @@ class Singleton(type):
         return cls._instances[cls]
 
 
-def get_temp_path(filename: str):
+def get_trader_path():
     """
-    Get path for temp file with filename.
+    Get path where trader is running in.
     """
     home_path = Path.home()
-    temp_path = home_path.joinpath('.vntrader')
+    return home_path
+
+
+def get_temp_path(file_name: str):
+    """
+    Get path for temp file with file_name.
+    """
+    trader_path = get_trader_path()
+    temp_path = trader_path.joinpath('.vntrader')
 
     if not temp_path.exists():
         temp_path.mkdir()
 
-    return temp_path.joinpath(filename)
+    return temp_path.joinpath(file_name)
 
 
 def get_icon_path(file_path: str, ico_name: str):