The manufacturer responsible for the filling of the leaking part, please provide the photos before and after the improvement, and then go to the airtight test again.
The leak part is responsible for filling the manufacturer please provide the improvement before the improvement after the photo, can go to the airtight test 1 time.
The leaking part is responsible for the filling manufacturer. Please provide the photos before and after improvement, and then go to the air tight test once.<br>