Henan Zhongyuan Piston Limited Company is a modernizing enterprise which produces cars, tractors and ships' pistons.Occupied in industrial area of Henan Corporation Limited. The company adopts technology, management, and talents advantage of Henan Heyan Corporation Limited, It has imported advanced technology and equipment from Italin, Korca and Japan, It has 4 korean production lines, Italian casting machine, Japanese direct reading spectrongraph, piston profile measuring device and ronghness quantification instrument etc.testing &measuring equipment.It has annual production capability of 2 million pistons.