Submersible Pump, Pneumatic Diaphragm Pump, Deep Well Submersible Pump manufacturer / supplier in China, offering Bqs/1.5-315kw Mining Explosion-Proof Submersible Drainage Pump, Widely Used in Wastewater Treatment Plant Pumps 1.5-200kw, High Capacity Submersible Sump Pump Sand Suction Hydraulic Drainage Pumps and so on.