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    About us
    About us
    China’s first A-share listed company in chain drive industry.
    R&D TECHNOLOY

    CHOHO has always adhered to the concept of technological innovation, with the quality purpose of "vitality lies in high quality, competitiveness depends on cost performance", continued to pass the ISO9001 quality system certification, the implementation of the pursuit of excellent performance management mode (GB/T 19580-2012).

    4+
    National Research Project
    24
    National Industry Standards
    231
    Invention Patent
    10
    Core Technology
    R&D TECHNOLOY
    RELEVANT CERTIFICATION
    CNAS laboratory certification
    CNAS laboratory certification
    IATF16949 quality management system certification
    IATF16949 quality management system certification
    Marine Roller Chain MAN Certificate
    Marine Roller Chain MAN Certificate
    Environmental management system certification
    Environmental management system certification
    Occupational health and safety management system certification
    Occupational health and safety management system certification
    Quality system certification
    Quality system certification