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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
Products in fibre-reinforced cement—Sampling and inspection
Standard published on 29.8.2025
Selected format:Road construction and road maintenance machinery and equipment—Environmental protection technical specifications for asphalt pavement hot-in-place recycling unit
Standard published on 29.8.2025
Selected format:Specification for protection of language resources of China
Standard published on 29.8.2025
Selected format:Specification for the survey on the protection of language resources of China—Part 1: Chinese dialects
Standard published on 29.8.2025
Selected format:Specification for the survey on the protection of language resources of China—Part 2: Minority languages
Standard published on 29.8.2025
Selected format:Specification for the survey on the protection of language resources of China—Part 3: Dialect culture
Standard published on 29.8.2025
Selected format:Information technology—Capability maturity model for digital twin
Standard published on 5.10.2025
Selected format:General specification for under-freshwater search and rescue robots
Standard published on 29.8.2025
Selected format:Digitization of logistics enterprise—Part 1: General requirements
Standard published on 29.8.2025
Selected format:Security requirements and testing methods of IPv6 network equipment—Part 1Router
Standard published on 29.8.2025
Selected format:Latest update: 2026-11-10 (Number of items: 2 209 227)
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