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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
Foundry machinery—Determination of cleanliness
WITHDRAWN published on 15.5.2015
Selected format:The black and white dairy cattle of China
WITHDRAWN published on 9.8.1982
Selected format:Chinese Holstein
WITHDRAWN published on 17.6.2008
Selected format:Code of practice for establishment and implementation of quality tracing system for commercial potatoes
WITHDRAWN published on 15.5.2015
Selected format:Radii of spherical surfaces of optical elements series of numerical values
WITHDRAWN published on 10.8.1982
Selected format:Hydraulic universal testing machines
WITHDRAWN published on 29.8.1992
Selected format:Specification on basic old-age insurance service for urban and rural residents
WITHDRAWN published on 2.6.2015
Selected format:-
WITHDRAWN published on 1.1.1991
Selected format:National food safety standard -- General Principle for the Migration Test of Food Contact Materials and Their Products
WITHDRAWN published on 22.9.2015
Selected format:Food contact materials for export-Polymers-Determination of methyl methacrylate in food simulants-Gas chromatography-mass spectrometry
WITHDRAWN published on 19.10.2016
Selected format:Latest update: 2026-03-10 (Number of items: 2 265 346)
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