China Yuchai International Limited, through its subsidiaries, manufactures and sells diesel and natural gas engines primarily in the People's Republic of China (PRC). It operates in two segments, Yuchai and HLGE. The company provides engines for light, medium, and heavy-duty for highway vehicles; generator sets; and marine and industrial applications, as well as supplies after-market parts and services. It also offers diesel power generators that are used in the construction and mining industries; diesel engine parts; and remanufacturing services. In addition, the company operates hotels and engages in property development activities primarily in the PRC and Malaysia. It distributes its products directly to auto plants and agents. The company was founded in 1951 and is based in Singapore.