Shanghai Zhounüan Pump Valve Manufacturing Co., Ltd. is a modern private enterprise specializing in the development, production, and sales of water pumps, automatic domestic and fire protection water supply equipment, and intelligent pump control. Our main products include vertical multi-stage fire pumps, vertical single-stage pipeline fire pumps, hydrant sprinkler pumps, Zhejiang sewage pumps, complete water supply systems, Shanghai fire pumps, pipeline centrifugal pumps, fire pumps, co...