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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Motor cycle chains-characteristics and test methods
WITHDRAWN published on 29.10.2003
Selected format:Initial graphics exchange specification
WITHDRAWN published on 5.3.1993
Selected format:Spectacle frames
WITHDRAWN published on 1.3.1993
Selected format:Spectacle frames—General requirements and test methods
WITHDRAWN published on 11.12.2003
Selected format:Canned tomato paste
WITHDRAWN published on 1.3.1993
Selected format:Canned tomato paste
WITHDRAWN published on 10.9.2008
Selected format:Plastics—Film and sheeting—Test method for wetting tension
WITHDRAWN published on 1.3.1993
Selected format:Method of test for dielectric dissipation factor (tan) of capacitor paper at power frequence
WITHDRAWN published on 1.3.1993
Selected format:Electronic lighting control equipment—Performance,Parameters and measurement methods
WITHDRAWN published on 6.3.1993
Selected format:Chinese character system teletext broadcasting specification
WITHDRAWN published on 6.3.1993
Selected format:Latest update: 2026-07-29 (Number of items: 2 290 440)
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