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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
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Standard published on 1.1.1992
Selected format:National food safety standards of food additives sorbitan monooleate (Span 80)
Standard published on 21.11.2011
Selected format:Enamelled ware in contact with food
Standard published on 14.9.2011
Selected format:Portable heating catalytic methane alarm detector
Standard published on 22.12.2014
Selected format:Synchronous belts for general drive
Standard published on 12.5.2017
Selected format:
Synchronous belt drives—Synchronous belts for general drive
Execute Date: may 2026
Standard published on 31.10.2025
Selected format:Rubber coated fabrics - Determination of the burning behaviour
Standard published on 14.5.2008
Selected format:V-belts - Uniformity of belts - Test method for determination of centre distance variation
Standard published on 1.9.2006
Selected format:Automotive coatings
Standard published on 1.8.2025
Selected format:Fire safety signs—Part 1:Signs
Standard published on 2.6.2015
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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