Tongqi (Shiyan) Engine Components Manufacturing Co., Ltd. is a main engine parts supplier of Dongfeng Enterprise which located in Shiyan, Hubei province. Our company is specialized in manufacturing Dongfeng series engine parts and other diesel engine parts like WEICHAI and YUCHAI series with the OEM brand of TQ-POWER; since 2000, the year it was founded, the company has made itself the main supplier of a number of auto parts companies in both domestic and overseas market.