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Standards GB - Chinese national standards - Page 4670
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 47320-2026
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Determination for major hidden dangers in lightning protection safety of hazardous chemical enterprises
Standard published on 31.3.2026
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GB/T 47321-2026
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Specification for early warning data exchange of national emergencies early warning dissemination system
Standard published on 31.3.2026
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GB/T 47322-2026
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Test method for fire resistance of cables under elevated temperature conditions in building fire
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47323-2026
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IPv6 address assignment and coding rules—Non-service-provider networks
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47324-2026
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Cyber security protection requirements for internet of vehicles platform
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47325-2026
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Security technical requirements and test methods for over-the-air update of internet of vehicles
Execute Date: october 2026
Standard published on 31.3.2026
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GB/T 47326-2026
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Performance requirements and test methods for wideband RF chip of BDS/GNSS
Standard published on 31.3.2026
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GB/T 47327.1-2026
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Measurement and service of Earth Orientation Parameters (EOP)—Part 1: Measurement
Standard published on 31.3.2026
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GB/T 47327.2-2026
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Measurement and service of Earth Orientation ParametersEOP—Part 2: Products and services
Standard published on 31.3.2026
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GB/T 47328.1-2026
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Sensory analysis of milk and milk product—Part 1: Recruitment, selection, training and monitoring of assessors
Standard published on 31.3.2026
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