HENAN ZHONGYUAN PISTON CO. , LTD is a modern enterprise which? specially produces piston for automobile, Marine, And mechanical engine. The leading product, Heyang Brand piston is rated as Good quality and good service brand of internal combustion engine components in China and Famous Commodity in Henan Province. The company takes up with the research and development of enegy- Saved and environmental protection piston and using ?computer integrated manufacturing systems of Heyang Brand piston's design and development. It ?import multiple positions piston casting equipments and precisional machining productin line form Japan and Korea, Japan direct reading spectral analyzer, Piston profile measuring instrument, And roughness instrument ect. Advanced machining technology and checking equipments. It has annual capability of 2 million pieces of high and new technological pistons and 1 million sets of 4- Subassembly, Which includes all kinds of pressure- Increased pistons, Special pin bore ...[More]istons, Special firebox pistons, Surface treatment piston, And laser ring groove pistons for lsuzu series, Lveco series, FAW Dachai series, ?Xichai series, Cummins series, Chao Chai series, Yuchai series , And Luotuo series ect.

The company has perfect quality assurance system. It became the first one in the same industry of China to pass Chinese, English and American ISO quality system authentication in 1996. It passed American QS9000 and GermanVDA6. 1 quality system authentication .