Founded in 1993, Liaoning Beichen Hydraulic Pneumatic Co., Ltd. is a professional company that develops hydraulic and pneumatic products. The company covers an area of 40, 926 square meters, with a construction area of 24, 225 square meters, a registered capital of 5 million yuan, and 230 employees. The company has more than 150 sets (sets) of various production and testing equipment, including the American Haas Technical Center. Products are widely used in military industry, metallurgy, oil field, electric power, textile machinery, construction machinery, engineering machinery and other industries, and are sold to more than 20 provinces, municipalities and autonomous regions in China. The company has passed the ISO: 9001 quality system certification, established a provincial hydraulic engineering technology research and development center in 2009, and was awarded a national high-tech enterprise in May 2012. Over the years, the company has been committed to technological innovation and achieved good results. Developed "high temperature resistant shelling cylinder and constant volume feeder" for electrolytic cells in aluminum electrolysis industry; "air control system and hydraulic system" for multi-functional cranes. Developed a series of workover equipment for oilfields, "self-unloading variable frequency electric drive workover platform hydraulic device" and "intelligent hydraulic workover rig"; The hydraulic control system, the ultra-high pressure hydraulic cavity forming system for aerospace rockets. At present, 18 products have obtained national patents, 4 products have filled the domestic blank, and 1 product has won the National Key New Product Award. The company is a leading enterprise in Fuxin's national-level high-tech industrialization base for hydraulic equipment, and a well-known enterprise in the domestic liquid and airtight industry.