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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 design of technology of wire rod mill
Standard published on 25.10.2017
Selected format:Code for planning of city and town facilities for the aged
Standard published on 25.10.2007
Selected format:Code for design of steelmaking engineering
Standard published on 8.4.2015
Selected format:Technical code for remote-monitoring system of urban fire protection
Standard published on 23.10.2007
Selected format:Standard for calculation of energy consumption in petrochemical engineering design
Standard published on 26.8.2016
Selected format:Code for urban public facilities planning
Standard published on 3.2.2008
Selected format:Code for design of energy conservation of cement plant
Standard published on 18.8.2016
Selected format:Code for acceptance and inspection of extinguisher distribution in buildings
Standard published on 13.8.2008
Selected format:Technique code for village rehabilitation
Standard published on 27.8.2019
Selected format:Code for construction and acceptance of shield tunnelling method
Standard published on 21.1.2017
Selected format:Latest update: 2026-10-27 (Number of items: 2 208 060)
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