Most merit of the pump is suitable for transferring the sludge and waste water with solid particle and fibre (the ordinary pump can’t transfer) and normal clean water, and also be utilizable for conveyance of industry and city living sewage. It is widely utilizable for waste water discharge and treatment of municipal engineering, industrial & mineral plants, hospitals, building site, restaurant and other environmental protection engineering. It can also used for farmland irrigation and water supply device of waterworks.