I-impellers yasezilwane ziyizinto eziphambili ezisebenzisa kubhothi nezishiphi. Zisusa amanzi kusuka kwe-engine nezindawo zokuchitha amanzi. Lezi impellers zihlawulwe ukuze zisebenze kumansi wesilwane esinamakhanda, okungakwazi ukuthi kwenzeke kuzinto ezingenabukhali. YIQIN uyakha izimpellers eziphambili zasezilwane ozokwenzela ukuthi zibe nzima nokuthi zibe nesibindi. Uma kuyisikhathi sokusebenza kwezilwane, izimpellers zasezilwane ziyichoice enye yokuqondile ngoba zihlawulwe ngokuphelele ukusebenza njengalesi isikhathi. Zisiza ukuthi ubhothi libe lisebenza ngendlela efanelekileyo nokuthi libe lisebenza ngendlela efanelekileyo, okuyisidingo esiphambili uma ungena emanzini.
I-impela zemvelo yamanzi ziyisikhundla esifanele kumsebenzi wamandla emzini ngoba zilwaziwe ukuthi zizamele izimo ezingavumelekile zokuphakathi kwamandla. I-impela eziningi zingadliwa noma zihlupheka uma zibonwa namanzi amanqanqana, kodwa i-impela zemvelo yamanzi zilwaziwe ngamakhombo okhuluma okungabikho lokudliwa. Le mikhombo ibizwa ngokuthi yizinkambo zemvelo yamanzi nezinye izinhlobo zokukhuluma okungabikho lokudliwa okungazisa kakhulu emanzini amanqanqana. I-impela zemvelo yamanzi zika-YIQIN zilwaziwe ukuthi zinikeze indlela yokusebenza enkulu, nokho uma zisebenza emizimini ezingavumelekile. Ziqondiwe ukuthi zinake izinkinga zokusebenza kwamandla emzini. Isidingo esinye sokuzithembela kukuthi ziyasebenza kahle. I-impela esihle isebenza ngokushesha nokuvula ngokuvuliwe, ekusindisweni kokuchitha amandla nokusebenza kahle. Lokhu kungase kubhekisa ukuchitha amandla, okuyisidingo esikhulu kwezinyoni. Ngapandle kwalokho, i-impela zemvelo yamanzi zinakwenzeka kahle nokubuyiselwa kahle. Lokhu kuyisidingo esikhulu kwebhoyi abanokufuna ukubuyisela izinyoni zabo kahle. YIQIN inikeza izinhlobo eziningi zezinyathelo nezinhlobo, futhi zinakwenzeka kwezinyoni eziningi. Nge-impela esihle, ababhoyi bafuna ukuthi baze bakwazi ukuthi izinkambo zabo zisebenza kahle. Lokhu kuyabona ukuthi banakwenzeka kahle emzini futhi abanakwazi ukuthi baphinde bakhuleke izinkinga zokusebenza. Uma ufuna izindlela ezintsha zokuzisiza, sicela ubhekele Plasma Nitriding izinsiza zokuthuthukisa ukusebenza kwe-boat yakho kabanzi.