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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
Accessible design—Information contents,figuration and display methods of tactile guide maps
Standard published on 27.11.2023
Selected format:Limits of heavy metals and other specific substances in express packaging
Standard published on 27.11.2023
Selected format:Determination of odour emissions for building products—Test chamber method
Standard published on 27.11.2023
Selected format:Methods for plane bending fatigue of copper alloy elastic strip
Standard published on 27.11.2023
Selected format:Measurement of antiviral activity on plastics and other non-porous surfaces
Standard published on 27.11.2023
Selected format:Test method for alternate immersion corrosion in salt solution of steel bars
Standard published on 27.11.2023
Selected format:Test methods for general property of steel wire ropes
Standard published on 27.11.2023
Selected format:Rare earth mineral and rare earth products—Determination of gross alpha and beta radio activity—Thick source method
Standard published on 27.11.2023
Selected format:Integrated equipment based on membrane technologies for treating dyeing and finishing wastewater
Standard published on 27.11.2023
Selected format:Carbon and low-alloy steel—Determination of multi-element contents—Spark discharge atomic emission spectrometric method (routine method)
Standard published on 24.2.2016
Selected format:Latest update: 2026-09-11 (Number of items: 2 300 165)
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