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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
Plastics piping systems for renovation of underground water supply networks—Part 11Lining with inserted hoses
Standard published on 24.1.2025
Selected format:
Plastics piping systems for renovation of underground water supply networks—Part 2: Lining with continuous pipes
Execute Date: february 2027
Standard published on 30.7.2026
Selected format:Evaluation specification for student""s athletic ability of football course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of table tennis course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of badminton course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of basketball course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of tee-ball course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of skateboarding course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of aerobics course
Standard published on 28.5.2024
Selected format:Evaluation specification for student""s athletic ability of skiing course
Standard published on 28.5.2024
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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