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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 technical antenna engineering
Standard published on 6.9.2013
Selected format:Technical code for concrete-filled steel tube arch bridges
Standard published on 1.11.2013
Selected format:Code for construction of masonry structures engineering
Standard published on 29.1.2014
Selected format:Code for intercity transportation planning
Standard published on 29.11.2013
Selected format:Code for design of silk factory
Standard published on 6.9.2013
Selected format:Code for risk management of large and medium scale hydropower projects
Standard published on 1.11.2013
Selected format:Code for design of spandex plant
Standard published on 1.11.2013
Selected format:Technical requirements for hand-held electromagnetic disk used for the presses
Standard published on 5.3.2009
Selected format:Code for design of cold rolling strip plant
Standard published on 29.11.2013
Selected format:Standard for Formulation of Design Documents of Pharmaceutical Construction Projects
Standard published on 1.1.2013
Selected format:Latest update: 2026-10-26 (Number of items: 2 208 060)
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