Shanxi Tianhai Industrial Pump Co., Ltd. is one of the earliest manufacturers in China to develop electric submersible pumps, with a history of over 50 years. The company is the chairman unit of the Agricultural Machinery Irrigation and Drainage Equipment Branch of China, and is an AA-level standard enterprise in terms of quality and honor. The registered capital of the company is 150 million RMB, and the annual total industrial output value and revenue reach 500 million RMB. The comprehensive strength of the company ranks among the top in the domestic industry. Tianhai has five holding subsidiaries, namely Shanxi Tianhai Water Supply and Drainage Equipment Co., Ltd., Shanxi Tianhai Small Electric Pump Co., Ltd., Shanxi Tianrun Industrial Pump Co., Ltd., Shanxi Tianhai Hydroelectric Engineering Co., Ltd., and Yuncheng Tianhai Beverage Co., Ltd. In addition, the company has 289 sales outlets and 30 transit warehouses nationwide. Its products are exported to North America, Africa, the Middle East and other regions.

Currently, the company has 10 series of well electric submersible pumps, with models including 100, 125, 150, 175, 200, 250, 300, 350, 400, 500QJ. The flow rate ranges from -2000 cubic meters per hour, and the head range is from 2 to 1000 meters. The motor power range is from 0.75 to 1000 kilowatts. The company's production also covers QS small electric submersible pumps, QW sludge and sewage electric submersible pumps, BQ series mining electric submersible pumps, sand pumps, high-rise building water supply pumps, pipeline pumps, axial (mixed flow) pumps, hot water pumps, electric fire pumps, multistage centrifugal pumps, mobile pump stations, motor control equipment and more than 20 other types of products, with over 2000 specifications and models. It has formed a widely used product system with advanced technology, reasonable product structure, and complete types. The products have been awarded "China Agricultural Expo Famous Brand Products", "CCTV China Pump Industry Ranking Brand", "Shanxi Famous Brand Products", etc. The brand "SEASKY and its logo" has also been recognized as "China Famous Brand" and "Shanxi Famous Brand".