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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
Method of test for adhesion of paint films
WITHDRAWN published on 1.12.1979
Selected format:Requirements for tensile,flexural and compression testing machines for rubbers and plastics
WITHDRAWN published on 30.12.1997
Selected format:Combined transformers
WITHDRAWN published on 30.12.1997
Selected format:Combined instrument transformers
WITHDRAWN published on 2.7.2007
Selected format:Safety requirements for electric commercial clothes-washing equipment
WITHDRAWN published on 30.12.1997
Selected format:Food additive—Calcium citrate
WITHDRAWN published on 16.1.1998
Selected format:Classification of alcoholic beverages
WITHDRAWN published on 16.1.1998
Selected format:Classification of alcoholic beverages
WITHDRAWN published on 25.6.2008
Selected format:Classification of alcoholic beverages
WITHDRAWN published on 25.6.2008
Selected format:Exchange of television programmes on magnetic tape
WITHDRAWN published on 16.1.1998
Selected format:Latest update: 2026-04-21 (Number of items: 2 274 412)
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