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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
Switches for appliances—Part 1-2: Requirements for electronic switches
Standard published on 14.12.2020
Selected format:Switches for appliances—Part 2-1: Particular requirements for cord switches
Standard published on 6.8.2023
Selected format:Switches for appliances—Part 2-5: Particular requirements for change-over selectors
Standard published on 23.5.2023
Selected format:Switches for appliances—Part 2-4: Particular requirements for independently mounted switches
Standard published on 6.8.2023
Selected format:Switches for appliances—Part 2:Particular requirements for switches used in electric motor-operated hand-held tools, transportable tools and lawn and garden machinery
Standard published on 11.10.2021
Selected format:Switches for appliances - Part 2:Particular requirements for change-over selectors
Standard published on 24.7.2014
Selected format:National emblem
Standard published on 28.3.2025
Selected format:Terminology for ship technology - Ship repairing technology
Standard published on 30.7.2008
Selected format:Hydroviscous variable speed clutch
Standard published on 19.6.2008
Selected format:Limits and measurement methods for exhaust pollutants from marine engines (CHINA)
Standard published on 23.12.2016
Selected format:Latest update: 2026-04-24 (Number of items: 2 274 650)
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