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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
Biogas furnace of family
WITHDRAWN published on 1.1.1983
Selected format:Domestic biogas stove
WITHDRAWN published on 12.11.2001
Selected format:Cleanrooms and associated controlled environments—Analysis and application of test technology
WITHDRAWN published on 15.3.2018
Selected format:The Chinese bee (Apis cerana)ten-frame hives
WITHDRAWN published on 1.1.1983
Selected format:Data management capability maturity assessment model
WITHDRAWN published on 15.3.2018
Selected format:Evaluation criteria for six sigma management
WITHDRAWN published on 15.3.2018
Selected format:-
WITHDRAWN published on 1.1.1983
Selected format:Classification of works at heights
WITHDRAWN published on 27.12.1993
Selected format:Classification of work at heights
WITHDRAWN published on 30.10.2008
Selected format:Welding goggles and mask
WITHDRAWN published on 1.1.1983
Selected format:Latest update: 2026-07-24 (Number of items: 2 290 214)
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