Ukuchitha amanzi kuyisisekelo esikhulu kakhulu ukusabela ukuthi kubhekwe ngokuphelele ukuthi amanzi akhuluma kuyisifundo sokunyusha amanzi, futhi ukukhipha izinto ezimbi ezingatholakala emizini yezindustria kumzini wamazibuko. Indlela enenhloko yokuwenza lokhu kukusebenzisa iphampu yokufaka isilungisi. Kuyisikhali esihlukile sokufaka isilingo sesilingo sokuchitha amanzi. Ngokufanana noma umshado waphakanyisa izinyanga kumshado – ukufaka kakhulu noma okuncane kuyabulawa, kodwa ukufaka okulinganayo kuyenza ukuthi kubonakale kahle. Lezi phampu ziyasebenza kahle kakhulu ekutheni kuzinikezela isilingo esihlukile, ngakho ke sizisebenzisa izilingo ngokuphelele futhi sifumana iziphumo eziningi. Dinghui ayazi ukuthi iphampu inqubomgomo yekhaya yamazibuko, bafaka izinto zabo zokwenzela ukuthi zibe nzima futhi zibe thobeka kakhulu ekwenzeni kwamazibuko. Bayazi ukuthi ukulinganisa kuyisisekelo esikhulu kakhulu ukuthi amanzi abe nezinhlobo zokuphelele, ngakho ke bayakhetha ukuthi bafakele kakhulu ekwenzeni kwephampu yokufaka isilungisi. Bakho abathanda ukuthola isiphumo esigcwele, qhathanisa namandla asebenzayo Isistimu Yesilinganiso Yonke Eyo Yisifactory .
Kodwa ukuthenga izi-pumpi zokudlala amandla kumasebe amakhulu njengoko kuyisithili noma i-factory, ukuthenga ngokwesithili kukhona indlela enzima. Ngokufanana nokuthenga izinkozo kusukela kwe-party – kubhala kakhulu ngokwesithili. Ukuthenga ngokwesithili kufanele ukhumbule izinto eziningi ukuze uthole indlela enzima nokuthenga izi-pumpi ezifanele. Okokuqala, khumbula inombolo yamanzi oyayisebenzisa. I-factory encinci noma isithili esikhulu? Lokho kubiza ukuthi izi-pumpi ziyakufanele zibe yini. Dinghui ithenga izi-pumpi kuzo zonke izinhlobo, zifanele kuzo zonke izinkinga zakho. Isinye sesikhundla, ubuchwepheshe bezinkemikali. Kunezinkemikali ezingathanda ukuphatha izinyathelo, kufanele zibe nezinhlobo zezinto ezizokwenzela ukuthi azilahli. Izinpumpi zethu ziyasebenza ngokwamanzi okunye ngezinhlobo eziningi, akukho mhlawumbi. Futhi, zinconywa kakhulu futhi zinakwenzeka ukuthululwa. Ngezinpumpi eziningi, akufanele ukuba uzibhala ngokushesha konke isikhathi. Dinghui ithenga izinpumpi ezinconywa kakhulu, zinakwenzeka ukuthululwa kanye nokusebenza kakhulu. Futhi, ubukhulu, ngokwesithili. Ukuthenga kakhulu, ufuna ukuthi zibe nzima kakhulu ukusebenza ngokuphambili. Izinpumpi zika-Dinghui zinakhiwa ngokwesithili ukusebenza ngokuphambili. Sibonile izinpumpi zihlula ngaphakathi kokusebenza, izinkinga ezenkulu. Lokho kuyisizinda sokuthi sithandaza ukuthi zibe nzima kakhulu. Akukho mhlawumbi ukuthi zibe nzima kakhulu; izinto eziphambili zibe nzima kakhulu. Ukuthenga ngokwesithili kuka-Dinghui kubiza ubukhulu, ubukhulu obungaphezulu kubhala kakhulu ngokwesithili. Ngamanye amazwi, ngokwesithili kufanele ukwenza izinto zokuhlanganisa. Kunezinkinga eziningi? Sisiphindelela ukuthi sibonele kakhulu ukuthi zibe yini. Sicela ukuthi ukuthenga kubhekise izinkinga ngokwesithili futhi ngokwesithili.