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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
Recycling and reusing method for waste liquid from display panel stripping
Execute Date: december 2026
Standard published on 25.5.2026
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Waste chemicals—Determination methods for loss on drying and loss on ignition
Execute Date: december 2026
Standard published on 25.5.2026
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Acousto-optic crystals
Execute Date: december 2026
Standard published on 25.5.2026
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Plastics—Determination of apparent activation energies of property changes in standard weathering test methods
Execute Date: december 2026
Standard published on 25.5.2026
Selected format:Determination of carbon and hydrogen in coal
Standard published on 29.7.2008
Selected format:Acoustics--Measurement procedure for silencers
Standard published on 15.6.1995
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Information description of product for e-commerce transaction—Part 1:General
Execute Date: september 2026
Standard published on 25.5.2026
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Information description of product for e-commerce transaction—Part 2:Tourism service
Execute Date: september 2026
Standard published on 25.5.2026
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Information description of product for e-commerce transaction—Part 3:Household products
Execute Date: september 2026
Standard published on 25.5.2026
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Information description of product for e-commerce transaction—Part 4:Home building materials
Execute Date: september 2026
Standard published on 25.5.2026
Selected format:Latest update: 2026-07-15 (Number of items: 2 287 995)
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