The company was founded in 1947, now belongs to SAIC Motor Group, and was restructured in 1993 into a state-owned holding company that issues A and B shares on the Shanghai Stock Exchange. In 2021, the company realized a new pattern of integrated development of the two major industrial sectors of “heavy truck+diesel engine” through the implementation of major asset restructuring. Currently, the company's main business is the manufacture and sale of heavy trucks and diesel engines. Among them, the diesel engines manufactured by the company are mainly used by domestic commercial vehicle companies, construction machinery companies, and manufacturers of ships and generators. SAIC Hongyan, a wholly-owned subsidiary of the company, is mainly engaged in the manufacture and sale of commercial heavy vehicles. The main products include diesel engines and parts for commercial vehicles, construction machinery, ships, and generator sets. Corporate honors: In 2019, the company won the honorary title of China Construction Machinery Parts Brand 100 in the selection organized by the China Construction Machinery Industry Association; it was selected as one of the 16th National Top 100 Auto Parts Suppliers by China Automobile News.