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Standards GB - Chinese national standards - Page 257
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
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GB/Z 131-2025
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Sharing economy—General trustworthiness and safety requirements for digital platform
Standard published on 3.12.2025
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GB/T 1310.1-2006
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Varnished fabrics for electrical purposes - Part 1: Definitions and general requirements
Standard published on 9.11.2006
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GB/T 1310.2-2009
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Varnished fabrics for electrical purposes - Part 2: Methods of test
Standard published on 10.6.2009
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GB 13102-2022
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National food safety standard Evaporated milk,sweetened condensed milk and formulated condensed milk
Standard published on 30.6.2022
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GB 13104-2014
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National Food Safety Standard -- Sugars
Standard published on 24.12.2014
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GB 13107~13108-1991
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Standard published on 1.1.1991
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GB/T 1311-2024
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Test methods for direct current machines
Standard published on 23.8.2024
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GB/T 1312-2022
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Lampholders for tubular fluorescent lamps and starterholders
Standard published on 15.4.2022
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GB 13122-2016
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Hygienic specifications of flour milling factory
Standard published on 23.12.2016
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GB/T 13123-2003
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Bamboo-mat plywood
Standard published on 21.1.2003
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