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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
Technical specification for monitoring and forecast of the cotton aphid
Execute Date: september 2026
Standard published on 27.2.2026
Selected format:Machine tool tables--T-slots and corresponding bolts
Standard published on 5.7.1996
Selected format:Additive manufacturing—Design—Functionally graded additive manufacturing
Standard published on 3.12.2025
Selected format:Rules for investigation and forecast of the cotton bollworm[Helicoverpa armigera(Hvbner)]
Standard published on 27.3.2009
Selected format:
Specification for investigation and forecast of cotton bollworm
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Rules for monitoring and forecast of the cotton pink bollworm [Pectinophora gossypiellaSaunders]
Standard published on 29.9.2011
Selected format:
Technical specification for monitoring and forecast of the cotton pink bollworm
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Rules for monitoring and forecast of the cotton spider mites (Tetranychus spp. )
Standard published on 29.9.2011
Selected format:
Technical specification for monitoring and forecast of cotton spider mites
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Technical specification for the investigation and forecast of locusta migratoria manilensis(Meyen)
Standard published on 16.10.2007
Selected format:Latest update: 2026-05-13 (Number of items: 2 276 848)
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