diff --git a/PPOCRLabel/PPOCRLabel.py b/PPOCRLabel/PPOCRLabel.py
index 98e2b1ef77f6fb63b49cd8d32ca87d3d783daf50..ee8baeb7b5329dab70c1c7653dc3368bcf7480c6 100644
--- a/PPOCRLabel/PPOCRLabel.py
+++ b/PPOCRLabel/PPOCRLabel.py
@@ -1790,7 +1790,10 @@ class MainWindow(QMainWindow, WindowMixin):
 
     def discardChangesDialog(self):
         yes, no, cancel = QMessageBox.Yes, QMessageBox.No, QMessageBox.Cancel
-        msg = u'You have unsaved changes, would you like to save them and proceed?\nClick "No" to undo all changes.'
+        if self.lang == 'ch':
+            msg = u'您有未保存的变更, 您想保存再继续吗?\n点击 "No" 丢弃所有未保存的变更.'
+        else:
+            msg = u'You have unsaved changes, would you like to save them and proceed?\nClick "No" to undo all changes.'
         return QMessageBox.warning(self, u'Attention', msg, yes | no | cancel)
 
     def errorMessage(self, title, message):