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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
Determination of melting point and drop melting point for Fischer-Tropsch synthesis wax—Differential scanning calorimetry
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Environmental management systems—Guidelines for incorporating material circulation in design and development
Standard published on 30.4.2026
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Technical specification for control of wheat midge
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Test method for permeability gas of daily-use pottery
Standard published on 15.4.2022
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Rolling stock suspension anti-vibration mechanism-Rubber parts
Execute Date: november 2026
Standard published on 30.4.2026
Selected format:
Determination of soil organic matter
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:
Quality grading of velvet antler slices
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:
Biochemical methane potential testing method
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:
Nutrient requirements of beef cattle
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:
Technical specification of phytosanitary modified atmosphere treatments
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Latest update: 2026-08-21 (Number of items: 2 298 377)
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