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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
Ships and marine technology - Launching appliances for davit-launched lifeboats
Standard published on 9.3.2009
Selected format:General specification of marine engine room central control console
Standard published on 1.8.2025
Selected format:Acetylene cylinders
Standard published on 14.12.2020
Selected format:Seamless aluminum alloy gas cylinders
Standard published on 30.4.2021
Selected format:Citizen identification number
Standard published on 19.1.1999
Selected format:Technical regulations for the working safety of fireworks and firecrackers
Standard published on 31.7.2012
Selected format:Spine titles on books and other publications
Standard published on 12.10.1989
Selected format:The threads for transition fit
Standard published on 10.4.1996
Selected format:National food safety standard Whey powder and whey protein powder
Standard published on 26.3.2010
Selected format:Low background alpha and/or beta measuring instruments
Standard published on 2.7.2008
Selected format:Latest update: 2026-03-19 (Number of items: 2 268 472)
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