For the projects of urban water supply system, daily life water supply facilities, and large size water transferring, the best products and solutions can be pro- vided with the single stage pump, multi-stage pump, double suction pump and automatic water supply equipment manufactured by Kaiquan corporation. The largest caliber of double suction pump is 1. 4m, power 3000KW. Our axial mixed flow pump, and submersible sewage pump also have been widely used in municipal water draining project, large-size irrigation project, flood control and drainage project, dock industry, irrigation projects, groundwater transfer- ring project, and waste treatment project. For axial flow pump, the maximum caliber is 2. 8m, power is 2, 200KW.