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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
Rice
WITHDRAWN published on 6.5.1986
Selected format:Rice
WITHDRAWN published on 28.3.2009
Selected format:Anti-seismic characteristic test for high-voltage switchgear
WITHDRAWN published on 1.7.1992
Selected format:Test methods of plastic films for electrical purposes
WITHDRAWN published on 3.7.1992
Selected format:General requirements for plastic films for electrical purposes
WITHDRAWN published on 3.7.1992
Selected format:Film for electrical insulation—Part 2:Methods of test
WITHDRAWN published on 10.6.2009
Selected format:Film for electrical insulation - Part 4: Polythylene terephthalate film used for electrical insulation
WITHDRAWN published on 10.6.2009
Selected format:Fired perforated bricks
WITHDRAWN published on 27.10.2000
Selected format:Fired hollow bricks and blocks
WITHDRAWN published on 29.6.1992
Selected format:Fired hollow bricks and blocks
WITHDRAWN published on 11.2.2003
Selected format:Latest update: 2026-01-25 (Number of items: 2 257 482)
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