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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

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

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