- brand:
- String ventilation
- model:
- 400*400
- Place of Origin:
- Chinese Mainland
- province:
- Shanghai
- Prefecture and city:
- Shanghai
- Color classification:
- Custom size (white), inner diameter 400*400 dark gray, inner diameter 500*500 dark gray, custom size (gray), inner diameter 400*400 white, inner diameter 500*500 white, inner diameter 350*350 white
- Air volume:
- customized