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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
Milled rice
Standard published on 10.10.2018
Selected format:Seismic qualification for high-voltage switchgear and controlgear
Standard published on 15.11.2009
Selected format:Film for electrical insulation - Part 1: Definitions and general requirements
Standard published on 10.6.2009
Selected format:Plastic films for electrical purposes—Part 2: Methods of test
Standard published on 11.10.2021
Selected format:Film for electrical insulation - Part 3: Biaxially oriented polypropylene films for capacitors
Standard published on 17.7.2006
Selected format:Plastic films for electrical purposes—Part 4Polyethylene terephthalate films
Standard published on 29.9.2024
Selected format:Films used for electrical insulation—Part 5Balanced biaxially oriented polyethylene naphthalate films
Standard published on 12.10.2022
Selected format:Film for electrical insulation - Part 6: Polyimide films for electrical insulation
Standard published on 17.7.2006
Selected format:Environmental test methods for digital communication equipments
Standard published on 1.7.1992
Selected format:Fired perforated bricks and block
Standard published on 16.6.2011
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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