Profile: Hebei Zidong Pump Industry Co., Ltd offers slurry pumps, sewage pumps, suber-water pumps and petrochemical pumps. We are an ISO 9001:2000 and ISO 14001:2004 certified company. Our pumps are widely used in environmental protection, mining, coal, thermal power plant, petroleum, chemical, sewage treatment, water conservancy projects, farm irrigation and construction industries. Our ZW self-suction no-clog dredge pump is developed based on the structures and characteristics of centrifugal pump & drainage pumps. It is integrated with self-suction and drainage, which doesn't need to fix a foot valve. It is easy to use, move and fix, seldom needs maintenance & performs steadily. SB series sand pump is ideal equipment to provide impetus for desander, desilter and jet mud mixers. The pump is adopted with advanced leak proof structure and the flow parts are choosed to use in abrasion-proof material.