We have hot work mould steel(H13,H21,H11),cold work mould steel(A1,A2,D2,D3,O1),plastic mould steel(P20),high speed tool steel(M2,T1) that are of good quaity and competitive price. Henan Jianhui Construction Machinery Co.Ltd is an integration group involves industry,process and marketing of steel. It is located in Zhengzhou city,the national transport hub of China,where the geography location is favorable and the traffic is convenient. Our main products include Carbon Steel,Alloy Steel,Gear...[详细介绍]