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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
Electromagnetic compatibility—Product family standard for audio, video, audio-visual and entertainment lighting control apparatus for professional use—Part 1:Emission
WITHDRAWN published on 1.6.2006
Selected format:Electromagnetic compatibility—Product family standard for audio,video,audio-visual and entertainment lighting control apparatus for professional use—Part 1:Emissions
WITHDRAWN published on 29.8.2016
Selected format:Electromagnetic compatibility—Product family standard for audio, video, audio-visual and entertainment lighting control apparatus for professional use—Part 2:Immunity
WITHDRAWN published on 10.10.2005
Selected format:Electromagnetic compatibility—Product family standard for audio,video,audio-visual and entertainment lighting control apparatus for professional use—Part 2:Immunity
WITHDRAWN published on 29.8.2016
Selected format:Metallurgical cokes
WITHDRAWN published on 1.1.1980
Selected format:Coke for metallurgy
WITHDRAWN published on 26.9.1994
Selected format:Coke for metallurgy
WITHDRAWN published on 12.9.2003
Selected format:Wind turbine generator system—Part 1:General technical specification
WITHDRAWN published on 12.12.2005
Selected format:Wind turbine generator systems—Part 1:General technical specification
WITHDRAWN published on 12.12.2005
Selected format:Wind turbine generator system—Part 2:General test method
WITHDRAWN published on 12.12.2005
Selected format:Latest update: 2026-10-26 (Number of items: 2 208 060)
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