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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
Textiles—Determination of thermal effusivity of fabrics—Modified transient plane source method
Standard published on 28.2.2025
Selected format:Writing instruments—Terminology
Standard published on 28.2.2025
Selected format:General technical requirements for domestic vacuum suction cups
Standard published on 28.2.2025
Selected format:Textiles—Determination of moisturizing effect—Measurement of microclimate using sweating guarded hotplate
Standard published on 28.2.2025
Selected format:Geosynthetics—Determination of water permeability characteristics normal to the plane, under load
Standard published on 28.2.2025
Selected format:TextilesDetermination of camphor derivates
Standard published on 28.2.2025
Selected format:Leather—Specification for packaging of wet blue leather
Standard published on 28.2.2025
Selected format:Absorbent sanitary paper products and raw materials—Evaluation method of deodorant performance
Standard published on 28.2.2025
Selected format:Textiles—Determination of yarn electrical conductivity
Standard published on 28.2.2025
Selected format:Common terminology of ocean economy
Standard published on 28.2.2025
Selected format:Latest update: 2026-11-14 (Number of items: 2 210 114)
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