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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
Information technology Software engineering terminology
Standard published on 14.3.2006
Selected format:Bubble
Standard published on 30.9.2009
Selected format:Information technology - Requirements and test method of the chinese ideograms font
Standard published on 30.9.2009
Selected format:
Information technology—Requirements and test method for the Chinese ideograms font
Execute Date: may 2026
Standard published on 5.10.2025
Selected format:General specification for spectrum analyzer
Standard published on 17.12.2013
Selected format:Reliability test for electronic measuring instruments
Standard published on 31.3.1989
Selected format:Terminology for electronic measuring instruments
Standard published on 31.12.2013
Selected format:Temperature profile for electronic measuring instruments
Standard published on 31.3.1989
Selected format:General specification for radio altimeters
Standard published on 31.12.2013
Selected format:Small and medium power internal combustion engines—Part 1: General requirements
Standard published on 28.2.2017
Selected format:Latest update: 2026-04-24 (Number of items: 2 274 650)
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