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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 and documentation—Bibliographic data element directory—Part 4:Circulation applications
WITHDRAWN published on 23.3.2005
Selected format:Information and documentation—Bibliographic data element directory—Part 5:Data elements for the exchange of cataloguing and metadata
WITHDRAWN published on 13.3.2009
Selected format:Test method for permeability of porous ceramics
WITHDRAWN published on 1.1.1980
Selected format:Product of designations of origin or geographical indication—Yuyao bayberry
WITHDRAWN published on 23.3.2005
Selected format:Product of designation of origin or geographical indication—Gougunao tea
WITHDRAWN published on 23.3.2005
Selected format:Product of designations of origin or geographical indication—Chuzhou chrysanthemum
WITHDRAWN published on 23.3.2005
Selected format:Product of designations of origin or geographical indication—Xinchang peanut (Xiaojingsheng)
WITHDRAWN published on 23.3.2005
Selected format:Product of designations of origin or geographical indication—Pingyao braised beef
WITHDRAWN published on 23.3.2005
Selected format:Product of designations of origin or geographical indication—Xiushan bodied tongoil
WITHDRAWN published on 23.3.2005
Selected format:Product of geographical indication--Xiushan bodied tung oil
WITHDRAWN published on 25.6.2008
Selected format:Latest update: 2025-12-24 (Number of items: 2 253 093)
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