Zhejiang spring pumping valves technology ltd. Is a modern enterprise specialized in the development, production and marketing of pump-type products such as magnetic pumps, chemical pumps, screw pumps, diaphragm pumps, pipe centrifugal pumps, gear pump pumps, heating pumps, sewage pumps, fluid subpumps, self-suction pumps, multi-grade pumps, etc. Production is carried out strictly in accordance with the standards of the enterprise and iso 9001 international quality management system. We are of high quality and trust. Work tirelessly to provide you with quality products and quality after-sales services。