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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
Tab washers with long tab and wing
Standard published on 6.2.1988
Selected format:Generic specification for enclosures for crystal units
Standard published on 7.9.2023
Selected format:Transformers and inductors for use in electronic and telecommunication equipment--Measuring methodsand test procedures
Standard published on 17.11.1998
Selected format:
Transformers and inductors for use in electronic and telecommunication equipment—Measuring methods and test procedures
Execute Date: august 2026
Standard published on 28.1.2026
Selected format:Apple-cold storage
Standard published on 7.8.2008
Selected format:
Cold storage technology for apple
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:External tab washers
Standard published on 6.2.1988
Selected format:Code of professional technical position
Standard published on 9.4.2001
Selected format:Classification and codes for information of reward and disciplinary action—Part 1: Codes of medal, honorary title and reward
Standard published on 31.12.2021
Selected format:Classification and codes for information of reward and disciplinary action—Part 3: Codes of disiplinary action and organizational punishment
Standard published on 31.12.2021
Selected format:Latest update: 2026-04-26 (Number of items: 2 274 794)
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