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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
Hygienic standard of paper used for food packaging
Standard published on 30.6.2022
Selected format:Hygienic standard for aluminum-wares for food use
Standard published on 6.9.2023
Selected format:Logs of super grade
Standard published on 13.10.2016
Selected format:Log volume table
Standard published on 12.11.2013
Selected format:Volume table of Chinese fir-tree poles
Standard published on 23.2.2009
Selected format:Broad-leaved sawn timber
Standard published on 30.8.2019
Selected format:Sampling of coal seams
Standard published on 29.7.2008
Selected format:Sawn timber for shaft lifting guide
Standard published on 12.11.2013
Selected format:Sawn timber inspection
Standard published on 28.12.2023
Selected format:Defects in sawn timber
Standard published on 12.11.2013
Selected format:Latest update: 2026-07-14 (Number of items: 2 286 733)
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