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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
Accuracy tests of the veneer lathe
WITHDRAWN published on 1.1.1985
Selected format:Code of valuation with bill quantity of construction works
WITHDRAWN published on 17.2.2003
Selected format:Code of valuation with bill quantity of construction works
WITHDRAWN published on 9.7.2008
Selected format:Code of bills quantities and valuation for construction works
WITHDRAWN published on 25.12.2012
Selected format:Code for design of railway tank wagon cleaning facilities
WITHDRAWN published on 31.5.2010
Selected format:Code for design of polyester fiber plant
WITHDRAWN published on 31.5.2010
Selected format:General technical conditions for the particle forming machine
WITHDRAWN published on 4.12.2000
Selected format:Technical code for renewal and renovation of pumping station
WITHDRAWN published on 8.7.2009
Selected format:Code for construction of shaft and roadway of coal mine
WITHDRAWN published on 15.7.2010
Selected format:Code for design of nonwovens factory
WITHDRAWN published on 3.9.2009
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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