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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
Coal-based synthetic natural gas
WITHDRAWN published on 30.12.2016
Selected format:Fundamental requirements for logistics documents
WITHDRAWN published on 30.12.2016
Selected format:Corneal scissors
WITHDRAWN published on 1.1.1989
Selected format:Guidelines on risk management in public affairs activity
WITHDRAWN published on 30.12.2016
Selected format:Contents requirements for fundmental road logistics documents
WITHDRAWN published on 30.12.2016
Selected format:Iris scissors
WITHDRAWN published on 1.1.1989
Selected format:Tissue forceps
WITHDRAWN published on 1.1.1982
Selected format:Internet of things—Reference architecture
WITHDRAWN published on 30.12.2016
Selected format:Information technology—High efficiency media coding—Part 2:Video
WITHDRAWN published on 30.12.2016
Selected format:Instruments for surgery--Countersunk joint screws with cylindrical head, spherical upper-surface
WITHDRAWN published on 1.1.1982
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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