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GM North America, ???? ????? ??

International Federation of Trucks and Engines, ???? ????? ??

Professional Standard - Electron, ???? ????? ??

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ???? ????? ??

International Organization for Standardization (ISO), ???? ????? ??

European Committee for Standardization (CEN), ???? ????? ??

British Standards Institution (BSI), ???? ????? ??

國(guó)家市場(chǎng)監(jiān)督管理總局、中國(guó)國(guó)家標(biāo)準(zhǔn)化管理委員會(huì), ???? ????? ??

United States Navy, ???? ????? ??





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