Henan Liyuan metal material Co.,Ltd is located in the industrial area of Zhengzhou High-tech Zone,Henan.The company was founded in 2008 .The company has been continually expanding itself ever since it's founded . Now the company is a ISO9001:2000 certified company and has been continually awarded by the local government.The company through investment steel smelting and Forging Factory resume stability, a wide range of available resources. With slag furnace and electric arc furnace + LF+VD first-class smelting level.The main production of various alloy steel, carbon steel,spring steel,beari...