Above average level. Haicheng Sanyu Pump Co., Ltd. is a well-known water pump brand, a famous trademark in Liaoning Province, a famous brand product in Liaoning Province, and a national enterprise that abides by contracts and values ??credit. It belongs to the upper-middle level. Haicheng Sanyu Pump Co., Ltd. is a water pump manufacturer integrating scientific research, development, production and sales. It is headquartered in Haicheng, Liaoning Province. The company was founded in 1972 and has a development history of nearly 50 years.