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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 for rigid copper clad laminates for printed circuits board
Standard published on 31.5.2017
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Brown rice flour
Execute Date: september 2026
Standard published on 27.2.2026
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Diagnostic techniques for leishmaniasis
Execute Date: september 2026
Standard published on 27.2.2026
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Technical specification for biosafety control of animal experiments with pathogenic infections
Execute Date: september 2026
Standard published on 27.2.2026
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Green product assessment—Inorganic fertilizer
Execute Date: september 2026
Standard published on 27.2.2026
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Livestock and poultry breed ( synthetic lines )—Huaxi cattle
Execute Date: september 2026
Standard published on 27.2.2026
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Inspection of grain and oils—Doughs rheological properties determination of wheat flour—Alveograph test
Execute Date: september 2026
Standard published on 27.2.2026
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Diagnostic methods for the Aeromonas salmonicida disease
Execute Date: september 2026
Standard published on 27.2.2026
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Zhikong scallop—Broodstock and seedling
Execute Date: september 2026
Standard published on 27.2.2026
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Diagnostic methods for infectious pancreatic necrosis
Execute Date: september 2026
Standard published on 27.2.2026
Selected format:Latest update: 2026-07-17 (Number of items: 2 288 561)
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