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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
Black dyed bristles for export
WITHDRAWN published on 23.9.1987
Selected format:Bleached white bristles for export
WITHDRAWN published on 23.9.1987
Selected format:Boiled bristles for export
WITHDRAWN published on 23.9.1987
Selected format:The method of inspection for export bristles
WITHDRAWN published on 23.9.1987
Selected format:Fluor-spar lump concentrate
WITHDRAWN published on 1.1.1987
Selected format:-
WITHDRAWN published on 1.1.1987
Selected format:Reed mat
WITHDRAWN published on 23.9.1987
Selected format:Low voltage tester
WITHDRAWN published on 15.10.1987
Selected format:Fitting of water closet
WITHDRAWN published on 1.1.1987
Selected format:Cross recessed cheese head screws
WITHDRAWN published on 1.1.1988
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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