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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
Specification for permanent solder mask
Standard published on 2.12.2025
Selected format:Electronic grade octamethyl cyclotetrasiloxane
Standard published on 31.10.2025
Selected format:Electronic grade titanium tetrachloride
Standard published on 31.10.2025
Selected format:Electronic grade tetramethylsilane
Standard published on 31.10.2025
Selected format:Copper cathode
Standard published on 10.1.2011
Selected format:Copper cathode
Standard published on 10.1.2011
Selected format:Artificial intelligence—Audio,video and image analysis algorithm interface
Standard published on 31.10.2025
Selected format:Implementation guidance for E-commerce platform transaction information management in enterprises
Standard published on 31.10.2025
Selected format:Cross-border E-commerce—Guidelines for risk prevention and control of merchants
Standard published on 31.10.2025
Selected format:Guidelines for operation service of cross-border E-commerce independent website
Standard published on 31.10.2025
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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