Kunming Yunnei Power. 

Kunming Yunnei Power Co.,Ltd. engages in the research and development, manufacturing, and selling of diesel engines for commercial vehicles and passenger cars in China. It offers offroad machines, dual fuel, and natural gas engines; natural gas parts, systems, and parts assemblies; and heavy duty gear oils, antifreezing solutions, diesel engine oils, and other series oils, as well as gas and energy buses. In addition, the company provides frame and carriage assemblies; nanometer ceramic thermal insulation films for automobiles and buildings, transmittance heat insulation float glasses, and deep processing products; and silent and diesel generator sets, and remanufactured engines, as well as agricultural machinery products including rotary cultivators and hay loaders. Kunming Yunnei Power Co.,Ltd. was incorporated in 1999 and is based in Kunming, China.