... Iso9001:2000,ISO 9001:2008 2) Acentric water pump 3) High flow diffusers 4.Pump's warranty: 1 yea ZHEJIANG JUSEN MECHANICAL ... technical managerial staff, manufacturing water pump more 300,000 sets per year. Our company is a owner import-export joint-stock ... enterprises with scientific research, designing, manufacturing. Our company is located in "Chinese Water Pump ...