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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
National food safety standard - Food Microbiological Examination - Vibrio parahaemolyticus
Standard published on 29.11.2013
Selected format:Microbiological examination of food hygiene--Examination of Yersinia enterocolitica
Standard published on 31.8.2016
Selected format:National food safety standard - Food microbiological examination - Examination of Campylobacter jejuni and Campylobacter coli
Standard published on 2.9.2025
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High resolution dry film photoresist
Execute Date: february 2027
Standard published on 2.7.2026
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Biobased adhesives—Rating method
Execute Date: february 2027
Standard published on 2.7.2026
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Stainless steel platesheet and strip for building structure
Execute Date: february 2027
Standard published on 2.7.2026
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Imaging materials—Processed imaging materials—Albums, framing and storage materials
Execute Date: february 2027
Standard published on 2.7.2026
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Imaging materials—Test method for Arrhenius-type predictions
Execute Date: february 2027
Standard published on 2.7.2026
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Identification and coding of city gas transmission and distribution system
Execute Date: february 2027
Standard published on 2.7.2026
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Methods for measuring high temperature magnetic properties of high coercivity permanent magnet materials
Execute Date: february 2027
Standard published on 2.7.2026
Selected format:Latest update: 2026-11-03 (Number of items: 2 209 039)
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