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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
Information security technology--Evaluation criteria for online securities trading system information security assurance
WITHDRAWN published on 14.6.2007
Selected format:Determination of power losses in high-voltage direct current(HVDC)converter stations
WITHDRAWN published on 21.6.2007
Selected format:Technical requirements for single-phase and three-phase plugs and sockets
WITHDRAWN published on 1.1.1980
Selected format:Plugs and socket-outlets for household and similar purposes Part 1:General requirements
WITHDRAWN published on 10.1.1996
Selected format:Plugs and socket-outlets for household and similar purposes—Part 1:General requirements
WITHDRAWN published on 24.9.2008
Selected format:Plugs and socket-outlets for household and similar purposes—Part 2:Particular requirements for socket-outlets for appliances
WITHDRAWN published on 26.12.1997
Selected format:Plugs and socket-outlets for household and similar purposes—Part 2:Particular requirement for adaptors
WITHDRAWN published on 30.12.1997
Selected format:Plugs and socket-outlets for household and similar purposes—Part 2:Particular requirements for adaptors
WITHDRAWN published on 30.12.2008
Selected format:Plugs and socket-outlets for household and similar purposes—Part 2-5:Particular requirements for adaptors
WITHDRAWN published on 13.10.2015
Selected format:Plugs and socket-outlets for household and similar purposes—Part 2-7Particular requirements for cord extension sets
WITHDRAWN published on 13.10.2015
Selected format:Latest update: 2026-01-01 (Number of items: 2 253 680)
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