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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
Technical requirements for broadband customer networking based on public telecommunication network—Unified high-speed wire-line based home networking—Physical layer and data link layer
Standard published on 31.10.2025
Selected format:Codes for the central party and state organs people""s communities and the other state organizations
Standard published on 31.12.2021
Selected format:Information and documentation—Information governance—Concept and principles
Standard published on 2.12.2025
Selected format:Date and time—Vocabulary
Standard published on 31.10.2025
Selected format:Intelligent computing—Terminology
Standard published on 31.10.2025
Selected format:Industrial lens—Classification and interface dimensions
Standard published on 31.10.2025
Selected format:Intelligent computing—Platform operations requirements for internet of supercomputing
Standard published on 31.10.2025
Selected format:Intelligent computing—Internet of supercomputing—Reference architecture
Standard published on 31.10.2025
Selected format:Greenhouse gases—Quantification methods of carbon footprint of products—Mechanical recycling recycled plastic products
Standard published on 31.10.2025
Selected format:Technical specifications for general surveying of urban underground municipal infrastructure
Standard published on 31.10.2025
Selected format:Latest update: 2026-11-10 (Number of items: 2 209 227)
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