Wei Chai Heavy Machinery Co., Ltd. and Weichai Power Co., Ltd. produce and sell different products, both of which belong to Wei Chai Holding Group Co., Ltd. Wei Chai Heavy Machinery Co., Ltd. SZ) is headquartered in Weifang, Shandong, the beautiful kite capital of the world. The company was established on June 28th, 1993, and listed on Shenzhen Stock Exchange on June 28th. In 2006, Wei Chai Holding Group Co., Ltd. carried out a major asset reorganization of Wei Chai Heavy Machinery Co., Ltd., putting it into the manufacturing assets of medium-speed diesel engines and power generation equipment, and became the controlling shareholder of the company. The company's main business is to produce and sell 30- 12000 horsepower marine engines and generator sets.
Weichai Power Co., Ltd. is a modern enterprise system established by the former Weifang Diesel Engine Factory (transformed into "Wei Chai Holding Group Co., Ltd." in August 2007) and domestic and foreign investors. It is the first enterprise in China to list H shares in Hongkong and return to the Mainland to realize the A-share re-listing, and it is the largest automobile parts enterprise group in China.