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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
Determination of beating degree for pulps (Schopper-Riegler method)
WITHDRAWN published on 29.12.1982
Selected format:Vanadium flow battery systemTest method
WITHDRAWN published on 13.12.2016
Selected format:General requirements for swapping battery pack rack of electric vehicle
WITHDRAWN published on 13.12.2016
Selected format:Busbar trunking systems (closed insulated busbar) for wind power
WITHDRAWN published on 13.12.2016
Selected format:Voltage sourced converter valves for high-voltage direct current powertransmission—Electrical testing
WITHDRAWN published on 13.12.2016
Selected format:General specifications for medical scissors
WITHDRAWN published on 1.1.1989
Selected format:General rules of screening application of restricted substances in electrical and electronic products—X-Ray fluorescence spectrometry
WITHDRAWN published on 13.12.2016
Selected format:General rules of screening application of restricted substances in electrical and electronic products—X-Ray fluorescence spectrometry
WITHDRAWN published on 13.12.2016
Selected format:Evaluation indicators for new-type smart cities
WITHDRAWN published on 13.12.2016
Selected format:Evaluation indicators for new-type smart cities
WITHDRAWN published on 13.12.2016
Selected format:Latest update: 2026-03-26 (Number of items: 2 269 551)
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