Changchai Company, Limited, together with its subsidiaries, engages in the production and sale of small and medium-sized single cylinder and multi-cylinder diesel engines under the Changchai brand in the People's Republic of China and internationally. The company's diesel engines are used in tractors, combine harvester, light commercial vehicles, agricultural equipment, small construction machinery, generating sets, and marine engines. It also provides diesel engine components and castings, gasoline engine and components, grain harvesting machines, rotary tillers, walking tractors, and molds and fixtures. In addition, the company engages in the assembly and sale of diesel and gasoline engine units. Further, it provides external investment and consulting services, and real estate management services. The company also exports its products. Changchai Company, Limited was founded in 1913 and is headquartered in Changzhou, the People's Republic of China.