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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
Geosynthetics—Wide-width tensile test
Standard published on 29.12.2017
Selected format:Geotextiles and geotextile-related products—Determination of water permeability characteristics normal to the planewithout load
Standard published on 13.12.2016
Selected format:Rules of investigation and forecast of the rice blast[Pyricularia oryzae(Cavara)]
Standard published on 27.3.2009
Selected format:
Specification for investigation and forecast of rice blast
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Rules of monitoring and forecasting for the rice sheath blight(Rhizoctonia solani Kukn)
Standard published on 29.9.2011
Selected format:
Specification for investigation and forecast of the rice sheath blight (Rhizoctonia solani Kukn)
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Rules of investigation and forecast for the asiatic rice striped borer[Chilo suppressalis(Walker)]
Standard published on 27.3.2009
Selected format:
Specification for investigation and forecast of asiatic rice striped borer[Chilo suppressalis (Walker)]
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Rules of monitoring and forecasting for the rice leaf-roller(Cnaphalocrocis medinalis Guenee)
Standard published on 29.9.2011
Selected format:
Specification for investigation and forecast of rice leaf-roller(Cnaphalocrocis medinalis Guenee)
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Latest update: 2026-05-02 (Number of items: 2 275 366)
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