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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
Head-face dimensions of adults
WITHDRAWN published on 4.6.1998
Selected format:Plastics—Determination of xylene-soluble matter in polypropylene
WITHDRAWN published on 17.7.2009
Selected format:Propolis
WITHDRAWN published on 8.7.2009
Selected format:Information security technology—Guide of implementation for internet-based E-government information security
WITHDRAWN published on 30.7.2009
Selected format:Private mail boxes of residential buildings
WITHDRAWN published on 12.6.2009
Selected format:Specifications for construction and acceptance of ventilation and air-conditioning installation
WITHDRAWN published on 1.1.1982
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Jet fuels--Determination of freezing-point
WITHDRAWN published on 13.2.1981
Selected format:Animal and vegetable fats and oils—Determination of anisidine value
WITHDRAWN published on 30.9.2009
Selected format:Grading of product quality for eucommia
WITHDRAWN published on 30.9.2009
Selected format:Latest update: 2026-04-06 (Number of items: 2 271 069)
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