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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
Canned tomato paste
WITHDRAWN published on 1.3.1993
Selected format:Canned tomato paste
WITHDRAWN published on 10.9.2008
Selected format:Plastics—Film and sheeting—Test method for wetting tension
WITHDRAWN published on 1.3.1993
Selected format:Method of test for dielectric dissipation factor (tan) of capacitor paper at power frequence
WITHDRAWN published on 1.3.1993
Selected format:Electronic lighting control equipment—Performance,Parameters and measurement methods
WITHDRAWN published on 6.3.1993
Selected format:Chinese character system teletext broadcasting specification
WITHDRAWN published on 6.3.1993
Selected format:Iridium powder
WITHDRAWN published on 27.2.1989
Selected format:Iridium powder
WITHDRAWN published on 5.2.2004
Selected format:Audio-visual video and television equipment and systems Audio cassette systems
WITHDRAWN published on 26.2.1993
Selected format:Internal combustion engines—Piston rings—Rectangular rings
WITHDRAWN published on 3.3.1993
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
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