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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
Mechanical toys— type of spare parts of toys-Listion method
WITHDRAWN published on 14.8.2000
Selected format:Terminology of wind energy conversion
WITHDRAWN published on 1.1.1988
Selected format:The rule for naming the product of wind energy conversion system
WITHDRAWN published on 1.1.1988
Selected format:Generic specification for film integrated circuits and hybrid film integrated circuits
WITHDRAWN published on 1.1.1988
Selected format:Pure nitrogen
WITHDRAWN published on 1.1.1988
Selected format:Pure nitrogen
WITHDRAWN published on 2.12.1996
Selected format:High purity nitrogen
WITHDRAWN published on 1.1.1988
Selected format:High purity nitrogen
WITHDRAWN published on 2.12.1996
Selected format:Determination of trace hydrogen in gases—Gas chromatographic method
WITHDRAWN published on 15.3.1988
Selected format:Determination of trace hydrogen in gases--Gas chromatographic method
WITHDRAWN published on 15.5.2008
Selected format:Latest update: 2026-03-18 (Number of items: 2 266 854)
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