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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
Bayonet lampholders
WITHDRAWN published on 30.12.1999
Selected format:Bayonet lampholders
WITHDRAWN published on 12.11.2007
Selected format:Aluminium-clad steel wires for electrical purposes
WITHDRAWN published on 30.12.1999
Selected format:Aluminium-clad steel wires for electrical purposes
WITHDRAWN published on 19.3.2009
Selected format:Nuclear grade high efficiency particulate air filter
WITHDRAWN published on 30.12.1999
Selected format:Nuclear grade high efficiency particulate air filter
WITHDRAWN published on 19.6.2008
Selected format:Quality requirement for digital products of surveying and mapping—Part 1:Quality requirement for digital line topographic map,digital elevation model
WITHDRAWN published on 3.1.2000
Selected format:Specifications for the dense gravity measurement
WITHDRAWN published on 3.1.2000
Selected format:Fire emergency luminaries
WITHDRAWN published on 3.1.2000
Selected format:Fire emergency lighting and evacuate indicating system
WITHDRAWN published on 2.9.2010
Selected format:Latest update: 2025-09-10 (Number of items: 2 232 034)
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