... pump 1. water pump for clean water 2. small and light pump 3.low pressure pump 4.centrifugal impeller water pump manufacturera . Shijiazhuang Longwei Pump ... production capacity of 6,100 tons. We are professional pump manufacturer which involved in design, research &development, ... slurry pumps, dredging pumps, chemical pump and water pump. b. Application :This series pump is small and light, which is ...