diff --git a/inter/aus/video/script_video.ev b/inter/aus/video/script_video.ev
index a29b0921..f1b2c85e 100644
--- a/inter/aus/video/script_video.ev
+++ b/inter/aus/video/script_video.ev
@@ -21,6 +21,16 @@ If SystemDateMonthInt = 1 Then
             Var EventTurnOn = 1
         EndIf
     EndIf
+
+    If SystemDateDayInt <= 31 Then
+        GetFileSizeK "taobin_project/inter/aus/video/video_main_ao.mp4" MainfileSize
+        DEBUGVAR MainfileSize
+        If MainfileSize = 20796764 Then
+            Var EventAO = 1
+        Else
+            DEBUGVAR "AO:Size incorrect"
+        EndIf
+    EndIf
 EndIf
 
 
@@ -35,3 +45,8 @@ Else
     Var ShowButtonClickFull = "Invisible"
     Var VideoMainPage = "ROOT/taobin_project/inter/aus/video/video_main.mp4"
 EndIf
+
+If EventAO = 1 Then
+
+    Var VideoMainPage = "ROOT/taobin_project/inter/aus/video/video_main_ao.mp4"
+EndIf
\ No newline at end of file
diff --git a/inter/aus/video/video_main_ao.mp4 b/inter/aus/video/video_main_ao.mp4
new file mode 100644
index 00000000..1acbb7a1
Binary files /dev/null and b/inter/aus/video/video_main_ao.mp4 differ