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DOERRENBERG SPECIAL STEELS LTD.
Materials

CHENTAI SPECIAL STEEL CORP.
Steel Materials, Cold Work Die Steel, Hot Work Die Steel, Alloy Tool Steel, Structure-used Steel, High Speed Tool Steel, Fast Sharpening Steel, Bearing Steel, Hot-resisting Steel, Carbon Tool Steel

WU JII INDUSTRY CO., LTD.
Heat Treatment, Cavity Processing, Steel Materials, Buderus Plastic Mold Steel, BOHLER Tool Steel

GUASS SPECIAL METAL PRODUCTS CO., LTD.
Indexable Inserts Integrated Manufacturing--from carbide powder, impacting, sintering, surface & CNC grinding, Specialized Manufacturing and Sintering in Mold-used Tungsten Carbide Blocks, Plates, Head Nibs, and Punch-heads