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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
Code for acceptance of construction quality of building ground
Standard published on 31.5.2010
Selected format:Code for construction quality acceptance of building decoration
Standard published on 8.2.2018
Selected format:Code for construction and acceptance of industrial furnaces building
Standard published on 15.11.2014
Selected format:Code for construction of building anticorrosive engineering
Standard published on 15.4.2014
Selected format:Code for acceptance of shaft sinking and drifting of coal mine
Standard published on 31.5.2010
Selected format:Technical code for composite steel-form
Standard published on 8.8.2013
Selected format:Code for mine design of coal industry
Standard published on 30.9.2015
Selected format:Unified design standard for reliability of railway engineering structures
Standard published on 22.11.2019
Selected format:Code for design of cables of electric engineering
Standard published on 8.2.2018
Selected format:Standard for engineering classification of rock masses
Standard published on 27.8.2014
Selected format:Latest update: 2026-07-10 (Number of items: 2 286 359)
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