water pump: 1) CE, Iso9001:2000,ISO 9001:2008 2) Acentric water pump 3) High flow diffusers 4.Pump's warranty: 1 yea ZHEJIANG JUSEN MECHANICAL AND ELECTRICAL CO.,LTD is profession manufactory for kinds of pumps, control equipments, which is established in 1987, with total over 20,000m2 area, more than 300 employees including 30 technical managerial staff, manufacturing water pump more 300,000 ...