Ishishini lokudaya amalaphu lelinye lawona mthombo uphambili wongcoliseko lwamanzi amdaka kwimizi-mveliso ehlabathini. Amanzi amdaka adaywayo ngumxube wezinto kunye neekhemikhali ezisetyenziswa kwiinkqubo zokuprinta kunye nokudaya. Amanzi adla ngokuba namazinga aphezulu e-organics anomahluko omkhulu we-pH kwaye ukuhamba kwamanzi kunye nomgangatho wamanzi kubonisa umahluko omkhulu. Ngenxa yoko, olu hlobo lwamanzi amdaka kwimizi-mveliso kunzima ukuwaphatha. Ayonakalisa kancinci kancinci indalo ukuba awaphathwanga kakuhle. Ifektri yelaphu eyaziwayo eGuangzhou inokubonelela ngomthamo wokucoca amanzi amdaka ukuya kuthi ga kwi-35,000m3 imihla ngemihla. Ngokusebenzisa indlela ye-contact oxidation, inokubonelela ngokukhupha okuphezulu kodaka kodwa umxholo oqinileyo uphantsi. Ke ngoko, kufuneka ugxininiso lwangaphambi kwenkqubo yokukhupha amanzi. Le nkampani ithengile ii-HTB-2500 series rotary drum thickening-dewatering belt filter presses ezintathu kwinkampani yethu ngo-Epreli, 2010. Izixhobo zethu zisebenze kakuhle ukuza kuthi ga ngoku, ngaloo ndlela zifumana udumo olukhulu kubathengi. Ikwacetyisiwe nakwabanye abathengi abakwishishini elifanayo.