1. Try on the Facebook door in the room <br>2. Replace the light stand and ceiling in the low noise area and the pull area <br>3. Bottom factory test PET project pull test
1. Try on the room-mounted Facebook door<br>2. Replace the light racks and ceilings in the low noise and tension areas<br>3. Bottom plant test PET project pull test
1. Try on the indoor face mask door<br>2. Replace light bracket and ceiling in low noise area and tension area<br>3. Tension test of pet project in the bottom factory<br>