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Standards GB - Chinese national standards - Page 4535
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/T 45432-2025
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Forensic sciences—Forged video and image of a person—Source identification
Standard published on 28.2.2025
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GB/T 45433-2025
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Forensic sciences—Forged video and image of a person—Explainable feature set for examination
Standard published on 28.2.2025
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GB/T 45434.1-2025
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China standard time—Part 1General principle
Standard published on 28.3.2025
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GB/T 45434.2-2025
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China standard time—Part 2Metadata
Standard published on 28.3.2025
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GB/T 45434.3-2025
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China standard time—Part 3Bulletin
Standard published on 28.3.2025
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GB/T 45435-2025
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Technical requirements and test methods of BeiDou airborne equipment for aviation supplemental navigation
Standard published on 28.3.2025
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GB/T 45436-2025
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Code for technical upgrading of EAF process and equipment
Standard published on 28.3.2025
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GB 45437-2025
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Acceptable levels of residual radioactivity in soil of release site from nuclear facility decommissioning
Standard published on 28.2.2025
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GB 45438-2025
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Cybersecurity technology—Labeling method for content generated by artificial intelligence
Standard published on 28.2.2025
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GB/T 45439-2025
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Technical specification for the application of traceability two-dimensional code on fuel gas cylinders and fuel gas cylinder valves
Standard published on 28.2.2025
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