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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
Hardware representation of ALGOL basic symbols
WITHDRAWN published on 1.1.1982
Selected format:Electronic commerce trusted trading requirements
WITHDRAWN published on 3.7.2015
Selected format:Presentation of scientific and technical periodicals
WITHDRAWN published on 10.4.1992
Selected format:Detection and identification of Potato spindle tuber viroid
WITHDRAWN published on 3.7.2015
Selected format:Canvas rubber shoes
WITHDRAWN published on 1.1.1983
Selected format:Specification for medium manganese wear-resistant spheroidal iron castings
WITHDRAWN published on 1.9.1982
Selected format:Color standard samples for films of paint
WITHDRAWN published on 1.1.1982
Selected format:Color standard for paint film
WITHDRAWN published on 21.12.1995
Selected format:Frozen scallop
WITHDRAWN published on 3.7.2015
Selected format:Anti-corrosion technical specification for liquid fluorubber coated FGD chimney
WITHDRAWN published on 3.7.2015
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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