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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
Bibliographical description for cartographic materials
WITHDRAWN published on 19.6.1986
Selected format:Bibliographical description for cartographic materials
WITHDRAWN published on 23.3.2005
Selected format:Bibliographical description for chinese antiquarian books
WITHDRAWN published on 3.1.1987
Selected format:Bibliographical description for ancient Chinese books
WITHDRAWN published on 16.7.2008
Selected format:Bibliographic description—Part 9:Electronic resources
WITHDRAWN published on 30.9.2009
Selected format:Descriptive rules for entries of retrieval periodicals
WITHDRAWN published on 2.7.1983
Selected format:Standard for assesment of technical proficiency and acceptahce for energy balance of industrial enterprise
WITHDRAWN published on 6.7.1983
Selected format:Materials for organic light emitting diode display(OLED)—Test method of glass transfer temperature—Differential scanning calorimetry (DSC)
WITHDRAWN published on 30.8.2019
Selected format:Test method of thermal stability of materials for organic light emitting diode display (OLED)
WITHDRAWN published on 30.8.2019
Selected format:Ferromanganese
WITHDRAWN published on 1.1.1987
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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