1.Liyuan pump series are high-performance and wear-resistant phreatic submersible electric pumps, which are combined and produced by importing Italian and American advanced pump-making techniques. The driving part adopts the standard of American and Italian submersible motors. 2.The body is covered with stainless case, and its rush pith is made with high-quality wear-resisting alloy and compound stainless steel materials, equipped with the special anti-wearing bearing structures of multi-level alloy rub against the wearable rubber. 3.The pump is characterized by small-caliber, high flow, excellent adaptability, sand-proof, high wear-resistance, long life and energy-saving. It is the ideal equipment used in industry, family drinking, agriculture, geology, hydrology and pumping of lowering water engineering.