... ,C3,440C We are China's largest high speed steel producer and leader of the Chinese Special ... our second shareholder. Main products: High speed tool steel, PM high speed steel, high alloy tool steel, and ... other alloy steel. Main High speed steel products: M2, M7, M35, M42, M2Al, W9, ... ,H3,H4,H5,C1,LD,C3,440COutput of High Speed Steel in 2008: 15, 000tons. Certificate: ISO9001: ...