Weichai Heavy Machinery Co., Ltd. develops, manufactures, and sells diesel engines, generating units, and power integration systems for ship power and power generation equipment in China. It offers marine propulsion engines and systems, generator sets, emergency generator sets, and power plant generator systems. The company provides spare parts and components, such as rough castings; machined parts for engine bodies, cylinder heads, connecting rods, shell parts, front and bearing covers, flywheels, crankshafts, and other castings products; and stamping and welding parts, including oil pans, separators, oil gauge tubes, air compressor return tubing, pipes, cover plates, pipe clips, nozzles, retaining rings, brackets, collector filters, and preseparators. Its products are used in the defense, communication, petroleum, medical treatment, plateau, railway, field education and assistance, agriculture, and animal husbandry fields. Weichai Heavy Machinery Co., Ltd. was founded in 1993 and is based in Weifang, China.