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二維碼

Honorary certificate

  • IRIS Certificate(?International Railway Industry Standard)

    IRIS Certificate(...

  • EN15085 Certificate(Welding certification)

    EN15085 Certifica...

  • Certificate for advanced?technology?enterprises

    Certificate for adv...

  • High and new technology enterprise

    High and new techn...

  • rivate technology enterprises in guangdong province

    rivate technology en...

  • Engineering technology research center for railway locomotive brake system

    Engineering techno...

  • Advantage enterprise

    Advantage enterpri...

  • ?Key?projects of top 100 Modern industries

    ?Key?projects of ...

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