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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
Test methods of safety glazing materials used on road vehicles—Part 4:Determination of solar characteristic
Standard published on 31.3.2020
Selected format:Test methods of safety glazing materials used on road vehicles—Part 5:Resistant-to-chemical and resistant-to-temperature changes test
Standard published on 31.3.2020
Selected format:Standard for design of thin film solar cell plant
Standard published on 5.6.2019
Selected format:Standard for design of the waste wire cable and optical fiber cable processing engineering
Standard published on 24.5.2019
Selected format:Standard of hydroenergy design for small hydro power stations
Standard published on 24.5.2019
Selected format:Standard for design of environmental protection engineering of ordnance industry
Standard published on 24.5.2019
Selected format:Standard for electrical installation engineering construction and acceptance in explosives and powders atmosphere
Standard published on 5.6.2019
Selected format:Design standards for network engineering
Standard published on 5.6.2019
Selected format:Standard for process design of cobalt plants
Standard published on 5.6.2019
Selected format:Design standard for Lithium-ion battery factories
Standard published on 5.6.2019
Selected format:Latest update: 2026-09-23 (Number of items: 2 302 501)
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