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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
Design code for softening and demineralization of industrial water
WITHDRAWN published on 19.6.2006
Selected format:Impeller coal feeder
WITHDRAWN published on 1.1.1985
Selected format:Technical code of slipform engineering
WITHDRAWN published on 16.5.2005
Selected format:Standard for heating ventilation and air conditioning drawings
WITHDRAWN published on 1.11.2001
Selected format:Code for design of industrial television system
WITHDRAWN published on 30.11.2009
Selected format:[PDF Chinese version, delivered in 24 hours]
WITHDRAWN published on 1.1.1998
Selected format:Code for utility technical of concrete admixture
WITHDRAWN published on 25.4.2003
Selected format:Knives for paper cutting machines
WITHDRAWN published on 1.1.1985
Selected format:Standard for soil test method
WITHDRAWN published on 10.6.1999
Selected format:Technical standard for aerial ropeway engineering
WITHDRAWN published on 27.3.2007
Selected format:Latest update: 2025-12-26 (Number of items: 2 253 153)
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