This pump is developed by introducing advanced experience in high-efficiency, energy-saving, and non clogging sewage pumps from abroad, combined with the technical strength of our unit. All performance indicators have reached the national standard for similar products. Due to the use of a unique single channel impeller and a hard alloy mechanical seal device with two sets of special materials for dynamic sealing. The motor is separated by an oil chamber, which has no blockage, high efficiency, and significant energy saving. It is the latest product of pump replacement in China and is highly welcomed and praised by users