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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 mineral processing equipment installation engineering
WITHDRAWN published on 24.8.2006
Selected format:Evaluation standard for green building
WITHDRAWN published on 7.3.2006
Selected format:Assessment standard for green building
WITHDRAWN published on 15.4.2014
Selected format:Code for quality management of geotechnical investigation enterprises
WITHDRAWN published on 26.9.2006
Selected format:SGT type lever ground weigh bridge
WITHDRAWN published on 1.1.1985
Selected format:Code for constructional quality acceptance of urban rail transit automatic fare collection system engineering
WITHDRAWN published on 19.6.2006
Selected format:Code for constructional quality acceptance of urban rail transit automatic fare collection system engineering
WITHDRAWN published on 31.5.2010
Selected format:Code for constructional quality acceptance of urban rail transit communication engineering
WITHDRAWN published on 20.6.2006
Selected format:Code for design of the fire protecting,sprinkling system in underground coalmine
WITHDRAWN published on 19.6.2006
Selected format:Code for design of coal mine shaft and chamber
WITHDRAWN published on 24.1.2007
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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