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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
Test method for quantitative measuring the corrosion degree of reinforcement in concrete by electrochemical synthetic measure
Execute Date: february 2027
Standard published on 30.7.2026
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Integrated water hammer protection and control system for water transmission and distribution pipeline networks
Execute Date: february 2027
Standard published on 30.7.2026
Selected format:Test of low temperature distillation of coal by aluminum retort
Standard published on 26.9.2010
Selected format:Standard digitalization—Part 1: General guidelines
Standard published on 5.10.2025
Selected format:Standard digitalization—Part 2: Reference architecture model
Standard published on 28.1.2026
Selected format:Standard digitalization—Part 3:Requirement for ontology modeling
Standard published on 28.1.2026
Selected format:Standard digitalization—Part 4: Requirements for collaboration development
Standard published on 28.1.2026
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Safety technical requirements for automotive door handle
Execute Date: january 2027
Standard published on 28.1.2026
Selected format:
Earth-moving machinery—Safety technical specification
Execute Date: february 2027
Standard published on 28.1.2026
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Operation specifications for safety production of postal industry
Execute Date: february 2027
Standard published on 28.1.2026
Selected format:Latest update: 2026-11-02 (Number of items: 2 209 038)
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