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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
The initial graphics exchange specificationIGES
Standard published on 19.8.2008
Selected format:Spectacle frames—General requirements and test methods
Standard published on 31.12.2019
Selected format:General quality requirements for canned tomato paste
Standard published on 20.8.2021
Selected format:Plastics - Film and sheeting - Determination of wetting tension
Standard published on 19.8.2008
Selected format:Electronic lighting control equipment performance parameters and measurement methods
Standard published on 17.9.2018
Selected format:Iridium powder
Standard published on 17.9.2018
Selected format:Technical requirements for listening rooms in broad-casting programme
Standard published on 6.3.1993
Selected format:Mouldboard plough
Standard published on 3.6.2008
Selected format:Lawn and garden tractors—Three-point hitch
Standard published on 15.5.2015
Selected format:Acoustical requirement and measurement on station platform of urban rail transit
Standard published on 29.9.2024
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
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