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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
Methods of measurement for selective-calling and data equipment used in the mobile services
WITHDRAWN published on 7.6.2000
Selected format:Audio visual,video and television equipment and systems-Video tape leader and trailer for education and training applications
WITHDRAWN published on 7.6.2000
Selected format:Audio visual equipment and systems Rating plates-Marking of electricity supply
WITHDRAWN published on 7.6.2000
Selected format:PAYTERMS—Abbreviations for terms of payment of international trade
WITHDRAWN published on 9.6.2000
Selected format:Numbering and symbol marking of logistic units
WITHDRAWN published on 9.6.2000
Selected format:-
WITHDRAWN published on 1.1.1979
Selected format:Standard shipping marks for international trade
WITHDRAWN published on 7.6.2000
Selected format:Silk garments
WITHDRAWN published on 16.6.2000
Selected format:Silk garments
WITHDRAWN published on 23.5.2008
Selected format:Certified seed potatoes
WITHDRAWN published on 13.6.2000
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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