Ukusebenzisa izindawo zokugcina amanzi esikhundleni ziyisici esikhulu nokungafanele kakhulu kweminyaka yokuqala yokuqondisa imizimba yezwe ngokujulile. Kwa-Hangzhou Haina, sizihlukanisa ngokuphelele ukwenza izihlakani zesibonelo sokubuyela ku-osiwe (reverse osmosis) nezihlakani zokufiltra ngokwesibonelo (nanofiltration) ezinamandla okukhula, okuyisici esikhulu sokucima amanzi esikhundleni ngokuphelele kanye nokubaluleka kakhulu kuzo zonke izindawo zokusebenza. Izihlakani zethu zokwenza ngokuphelele zihlanganiswe ngokuphelele ukuze zihlakanise izinto ezingavumelekileyo zonke ezitholakala kumazwe, kusukela kwezinto eziphakathi kwezinkambu ezingavumelekileyo, izinto eziphakathi kwezinhlobo zezinhlobo zezinhlobo zezinhlobo, kanye nezinto eziphakathi kwezinhlobo zezinhlobo. Umsebenzi wethu wokwenza ngokuphelele uyasebenzisa izintshayelelo zokwenza izihlakani zezinhlobo zezinhlobo zokuphakamisa ubunzima, okuhlinzekile ukuthi zonke izihlakani zithola izivumelwano zokuhlinzeka zezwe njenge-ISO 9001 kanye ne-ISO 14001. Ukuthembekile kwethu kwezindlela zokwenza ngokuphelele zokuthuthukisa zikhiqiza ukuthuthukiswa kwezihlakani zonke ezingu-200, okuthuthukisa ukuthi zihlanganise izinkinga zokucima zezindawo zonke. Ngokubambisana ngokuphelele nabezinhlobo zezwe ezingaphakathi, sizihlonipha ukuthi izindlela zethu zokwenza ziyinkimbinkimbi kakhulu kodwa ziyihlanganise ngokuphelele izinkinga zokuvumela kwezindawo zokusebenza. Izihlakani zethu zisetyenzisiwe kuzo zonke izindawo ezinkulu, kusukela kwezindawo zokubhala izihlakani, ukuchitha amanzi, kanye nokubhala izihlakani, okubonisa ukuthi ziyinkimbinkimbi kakhulu kanye nokuthembeka kwezinhlobo zokusebenza. Ngokuba izindawo ziyathatha izinkinga ezinkulu kusuka kwezindawo zokuvumela kwezwe kanye nezindawo zokuvumela kwezwe, izihlakani zethu ziyinkimbinkimbi kakhulu kanye nokuthembeka kwezinhlobo zokusebenza.