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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
The road travelling test for mopeds
WITHDRAWN published on 1.1.1984
Selected format:Test method of durability for motorcycles and mopeds
WITHDRAWN published on 6.11.1995
Selected format:Test method of durability for motorcycles and mopeds
WITHDRAWN published on 28.11.2008
Selected format:Food additive—Lac dye
WITHDRAWN published on 27.11.1996
Selected format:Measuring method for the channel attenuation distortion in the communication network
WITHDRAWN published on 1.1.1984
Selected format:Measuring method for the relative power level over the analogue communication network
WITHDRAWN published on 1.1.1984
Selected format:Measuring methods for actual circuit noise and the circuit noise in simulating system loading over the analogue communication network
WITHDRAWN published on 17.7.1984
Selected format:Frequency comparison pilot series for the FDM systems in the toll communication network
WITHDRAWN published on 17.7.1984
Selected format:Specification for group translating equipment used on carrier systems
WITHDRAWN published on 1.1.1984
Selected format:Specification for channel translating equipment used on carrier systems
WITHDRAWN published on 1.1.1984
Selected format:Latest update: 2026-01-30 (Number of items: 2 258 069)
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