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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
Specifications for digitising of 1:500,1:1000 and 1:2000 topographic maps
WITHDRAWN published on 16.12.1997
Selected format:Glossary of terms used in dimensional measuring instruments—General terms
WITHDRAWN published on 16.12.1997
Selected format:Glossary of terms used in dimensional measuring instruments—General terms
WITHDRAWN published on 2.11.2008
Selected format:Glossary of terms used in dimensional measuring instruments—Product terms
WITHDRAWN published on 16.12.1997
Selected format:Glossary of terms used in dimensional measuring instruments—Product terms
WITHDRAWN published on 2.11.2008
Selected format:Fuzzy control devices and systems—Part 1:Fundamental terminology
WITHDRAWN published on 17.12.1997
Selected format:Fuzzy control devices and systems—Part 2:General requirements for evaluating performance of fuzzy control unit
WITHDRAWN published on 17.12.1997
Selected format:Fuzzy control devices and systems—Part 3:Programmable controllers-fuzzy control programming
WITHDRAWN published on 13.2.2001
Selected format:Fuzzy control devices and systems—Part 4:Evaluation requirements of basic properties of fuzzy control for washing machine
WITHDRAWN published on 17.12.1997
Selected format:General principle of energy audit on industrial and commercial enterprise
WITHDRAWN published on 22.12.1997
Selected format:Latest update: 2025-11-14 (Number of items: 2 243 651)
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