1.ISG vertical pipeline centrifugal pump is used for conveying water and other liquids with physical and chemical properties similar to water. It is suitable for industrial and urban water supply and drainage, pressurized water supply of high-rise buildings, garden sprinkler irrigation, fire pressurization, long-distance transportation, HVAC refrigeration cycle, bathroom and other cold and warm water circulation pressurization and equipment supporting, with the operating temperature T < 80. 2.IRG type vertical hot water pump is suitable for metallurgy, chemical industry, textile, wood processing, paper making, hotel, bathroom, hotel and other boiler high temperature hot water pressurization circulation and urban housing heating circulation pump, the operating temperature is below 120. 3.GRG type vertical high temperature centrifugal pump is widely used in: energy, metallurgy, chemical industry, textile, paper and hotel, bathroom, hotel and other boiler high temperature hot water pressurization circulation and urban housing heating cycle pump, the use temperature below 240. 4.IHG vertical stainless steel pipe centrifugal pump, for the transport of solid particles, corrosive, viscosity similar to water liquid, suitable for petroleum, chemical industry, metallurgy, power, paper, food and pharmaceutical and synthetic fibers and other departments, the use temperature of -20 ~ 120. 5.YG type pipeline oil pump, for transporting gasoline, kerosene, diesel and other petroleum products, the temperature of the transport medium is -20 ~ + 120. 6.IHGB vertical stainless steel explosion-proof chemical centrifugal pump, suitable for transporting flammable chemical liquids. 7.ISGD, IRGD, GRGD, IHGH, YGD, IHGBD vertical low speed centrifugal pump, suitable for occasions with low environmental noise requirements and air conditioning cycle.