diff --git a/xml/vending_tasks_pre_main.xml b/xml/vending_tasks_pre_main.xml
index 2ca496ec..953f3256 100644
--- a/xml/vending_tasks_pre_main.xml
+++ b/xml/vending_tasks_pre_main.xml
@@ -29,7 +29,7 @@
 
     Var Timeout = Timeout + 1
 
-    If Timeout > 300 Then
+    If Timeout > 60 Then
         StatusLog "exit"
         Open "ROOT/taobin_project/xml/page_board.xml"
     EndIf
@@ -39,7 +39,7 @@
 	Var Text1_9 = Text1_9 + "  "
 	Var Text1_9 = Text1_9 + SystemDate
 
-    Var BackToMainTime = 300 - Timeout
+    Var BackToMainTime = 60 - Timeout
 
     DEBUGVAR tmpPassPhrase