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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
Mark rules of highway route—Name and number of national trunk highway
WITHDRAWN published on 17.10.2000
Selected format:Grades of basket-fired green tea for scenting
WITHDRAWN published on 30.4.1988
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WITHDRAWN published on 1.1.1988
Selected format:General specification for transport packages of general cargo
WITHDRAWN published on 12.5.1988
Selected format:Hygienic standard for environmental electromagnetic waves
WITHDRAWN published on 22.12.1987
Selected format:Classification of mulberry silkworm cocoons (dried cocoons)
WITHDRAWN published on 11.5.1988
Selected format:Mulberry silkworm dried cocoons
WITHDRAWN published on 18.9.2006
Selected format:General technical specifications of vacuum packaging machine and vacuum-gas flushing packaging machine
WITHDRAWN published on 19.5.1988
Selected format:Picture sizes for still cameras
WITHDRAWN published on 1.1.1988
Selected format:Classification and code for road vehicles—Motor vehicle
WITHDRAWN published on 27.3.1989
Selected format:Latest update: 2026-04-22 (Number of items: 2 274 512)
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