全国24小时空降附近_24小时空降全国约一对一游客登录 _全国空降同城服务88元

Applicable scope:

Suitable for environments where gravity flow drainage is not possible or the drainage point is too far from the horizontal distance of the drainage riser. Suitable for subway stations, underground shopping malls, parking lots, etc

Features:

Double crushing to avoid blockage

Built in water pump, with strong practicality

Integrated design, efficient collaboration

Dual pump alternation, mutual backup

Safe and efficient, intelligent operation