ISG series vertical single-stage single-suction centrifugal pump is a new generation of energy saving, environment friendly vertical centrifugal pump researched and developed by our company, which absorbs advanced technology of similar products abroad and adopts domestic general performance parameters of centrifugal pumps. In addition, according to different operation temperatures and mediums, we developed the hot-water pump (IRG), corrosion-resistant chemical pump (IHG) and oil pump (YG). This pump enjoys excellent performance, good reliability, long operation life, reasonable construction and nice appearance, which is outstanding in the industry.