The company was founded in December 2006 with a registered capital of 136.26676 million yuan, and was listed on the Shanghai Stock Exchange on March 22, 2021. The company is a national high-tech enterprise specializing in hydraulic components for construction machinery integrating R&D, production and sales. The hydraulic rotary joints for construction machinery produced by the company have always been in the top of the industry. It is the presiding drafting unit for the national standard “Hydraulic Excavator Central Swivel Joint” GB/T25629-2021, and is also the executive director unit of the Construction Machinery Parts Branch of the China Construction Machinery Industry Association. After years of technical focus and innovation, the company gradually developed into a large-scale enterprise integrating industries such as hydraulic components and precision castings. The company's products include central rotary joints, tensioning devices, construction machinery rotary reducers, precision castings, and photovoltaic rotary reducers.