JET WATER PUMP singal phase 220v/50hz. brass impeller, carbon steel ... , Ningbo, Hangzhou airport, surrounding Haimen, Ningbo, Shanghai and other ports, sea, land and air transportation is extremely convenient. Company manufactured "Jusen ... -export certification" , and approved by ISO9001, and ISO2000 SWP series jet pump,self-priming pump ,centrifugal pump,water pump