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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
shaping machines—Testing of the accuracy
WITHDRAWN published on 17.4.1993
Selected format:Woodworking machines—Single blade universal circular saw bench with or without travelling table—Accuracy tests
WITHDRAWN published on 17.4.1993
Selected format:Sizes for woollen garments
WITHDRAWN published on 20.4.1993
Selected format:Sizes for woollen garments
WITHDRAWN published on 5.9.2002
Selected format:Sizes for wollen suits
WITHDRAWN published on 18.6.2008
Selected format:Chemical reagent—Cyclohexane
WITHDRAWN published on 1.3.1993
Selected format:Measuring methods for video tape properties
WITHDRAWN published on 24.4.1993
Selected format:Star-rating standard for tourist hotels
WITHDRAWN published on 16.10.1997
Selected format:Star-rating standard for tourist hotels
WITHDRAWN published on 2.6.2003
Selected format:Classification and accreditation for star-rated tourist hotels
WITHDRAWN published on 18.10.2010
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
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