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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
Manufacturing tolerances on the threaded of portion taps
Standard published on 26.7.2007
Selected format:Hygienic standards for uses of additives in food containers and packaging materials
Standard published on 19.10.2016
Selected format:Technical specification for taps
Standard published on 26.7.2007
Selected format:Preserved egg
Standard published on 5.12.2014
Selected format:Meat and meat products - Sampling
Standard published on 28.8.2008
Selected format:Meat and meat products - Determination of hydroxyproline content
Standard published on 28.8.2008
Selected format:Meat products - Determination of total sugars content
Standard published on 28.8.2008
Selected format:royal jelly
Standard published on 27.6.2008
Selected format:Information processing--General specification for continuous form papers used for impact printers
Standard published on 30.8.1995
Selected format:Specifications for constructions and acceptance of road concrete pavement
Standard published on 9.2.1987
Selected format:Latest update: 2026-04-19 (Number of items: 2 274 482)
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