A Hangzhou Haina Environmental Protection Technology Co., Ltd, muna gudanen kuma aiki da NSF Certified Water Filters wanda suka yi amfani da fasaha na reverse osmosis da nanofiltration. An samu shi ne a 2005, kuma mutum ya zama shirin tattalin arzi ki yanzu da ke nufin kariya ta hanyar inawo da kariya na abubuwa. Shugaban shirin, wanda ya kashe a cikin UNESCO World Heritage site na Liangzhu Ancient City Site, yana nufin kariya ta hanyar inawo da kariya na abubuwa da kariya ta hanyar inawo da kariya na abubuwa. Ta hanyar 200 abubuwa na membrane—kamar seawater desalination membranes da high water efficiency elements—muna tabbatar da cewa muna taimaka ga dukkan nau’i na shirin a duniya. A cikin 36,000-square-meter manufacturing facility na mu, wanda an kammala shi a 2021, muna amfani da tsarin kariya ta hanyar inawo da kariya na abubuwa wanda yana tabbatar da cewa muna amfani da ISO 9001, ISO 14001, RoHS, da REACH international standards.