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Standards GB - Chinese national standards - Page 4591
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 45838-2025
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Systems and software engineering—Process assessment—Process assessment model for software testing
Standard published on 30.6.2025
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GB/T 45839-2025
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General technical requirements for networking of self-contained fire detection and alarm devices
Standard published on 30.5.2025
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GB/T 4584-2022
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Specification of active opto-electronic protective devices for presses
Standard published on 9.3.2022
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GB/T 45840-2025
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Evaluating guide for green venues of public institutions
Standard published on 30.5.2025
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GB 45841-2025
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Limits and measurement methods for exhaust pollutants from disesl locomotive and its engines CHINA I
Standard published on 30.6.2025
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GB/T 45842-2025
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Scale of short-duration heavy rain
Standard published on 1.8.2025
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GB/T 45843-2025
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Smart cities—City service continuity against disasters—Guidance for electrical supply
Standard published on 30.6.2025
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GB/T 45844-2025
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Smart community infrastructures—Common framework for development and operation
Standard published on 30.6.2025
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GB/T 45845.1-2025
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Framework for integration and operation of smart community infrastructures——Part 1:Guidelines for the management of interactions in smart community infrastructures from relevant aspects throughout the life cycle
Standard published on 30.6.2025
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GB/T 45845.2-2025
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Framework for integration and operation of smart community infrastructures—Part 2:Guidelines for development, operation and maintenance
Standard published on 30.6.2025
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