• ISO 14001:2004
    • ISO 9001:2008
    • ISO/TS 16949:2009
    • Patent-Cold Heading Machine
    • Steel Balls Sorter Patent
    • Sorter Patent-Valve System
    • Sorter Patent-Control System
    • Patent-A Steel Ball Sorter
    • Sorter's Appearance Patent
    • Patent-Cold Heading Machine
    • Grinding System Patent
    • Patent-Feeding Device
    • Patent-Rolled Rod Device
    • Patent-Drying System
    • Patent-Measuring Instrument
    • Patent-Measuring Controller
    • Patent-Fine Tuning Instrument
    • Patent-Balls Sorting Machine
    • Patent-Balls Hopper Device


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