Ku-Hangzhou Haina Environmental Protection Technology Co., Ltd, siyakhuluma ngokuthuthukisa i-Water Filters eziyisivumelwano se-NSF esisebenzisa i-technology yokuqhubeka kwe-reverse osmosis ne-nanofiltration. Kwenziwe ngo-2005, isikrini sithi sibuyele ku-“national high-tech enterprise” nesibonakaliso sokuziphatha ngokuphelele ngokuthuthukisa i-technology ne-quality yamaprodukthi. Isikhundla sakuthi sase-Hangzhou, esiphakathi kwe-UNESCO World Heritage site yase-Liangzhu Ancient City Site, sibonisa ukuthi sithi sibuyele kubunzima bokuphatha amaprodukthi ngokuphelele nokuhlonipha umhlaba. Ngaphezu kwezinkulungwane ezingu-200 zezinto zokusebenza zokufaka emkhathini—kubandakanya izinto zokususa amaswela kwezilwane nezinto zokusebenza ngokuphelele kokukhula kwamazimba—siyaphatha ngokuphelele izindustria zonke zasezizweni. Kusuka kwezindawo zethu zokuphatha amaprodukthi ezingaphezu kwe-36,000-square-meter ezenziwe ngo-2021, izindlela zethu zokuphatha ngokuphelele iqembu le-quality ziyabonisa ukuthi sifanele kwezinhlobo zezifundo ze-ISO 9001, ISO 14001, RoHS, ne-REACH.