Tianjin Gan Quan (submersible pump) Group Corporation is an important base of manufacturing water industry products and corresponding control products, as well as an important technical center in China. It has more than 25 years history for submersible borehole pump (deep well water pump) , submersible heat-resistant pump for geothermal well, submersible sewage pump, Axial flow pump, submersible self-priming (downdraught) pumps, automatic constant pressure variable water supply control equipment