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Invention Patent Certificate

High-Tech Enterprise Certificate

Utility Model Patent Certificate

IATF 16949:2016 Certificate

Occupational Health Technical Service Qualification Certificate

Simple Screw Self-Locking Structure Patent

Repeatedly Disassemblable Screw Connecting Nut Patent

Nut and Thin Plate Riveting Structure Patent

Embedded Expansion Nut Patent

ISO 45001:2018 Certificate

Laboratory Accreditation Certificate

BYD Auto Industry Third-Party Laboratory Accreditation Certificate