Bututun bututun ruwa na hasumiya na kankara yana haɗa iska da ruwa don samar da yanayin ruwan, mai siffa kamar hasumiya ko itacen al'ul.Yana aiki mafi kyau a cikin haske da dare.
Longxin Fountain, maɓuɓɓugan kayan aiki maɓuɓɓugar ruwa, shigar da tsarin kayan aikin maɓuɓɓugar ruwa da ƙaddamarwa, maɓuɓɓugar ƙwararrun, manyan masana'antun injiniya na marmaro, gyare-gyaren tallafi, ƙungiyar ƙwararrun gini, shekaru masu yawa na ƙwarewar gini.