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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
Surface active agents--Simplified classification
Standard published on 29.8.1985
Selected format:Test sieves and test sieving--Vocabulary
Standard published on 10.11.2003
Selected format:Rubber,vulcanized or thermoplastic - Determination of density
Standard published on 4.6.2008
Selected format:Industrial woven metal wire clothsquare opening series
Standard published on 31.10.2025
Selected format:Industrial wire screens and woven wire cloth - Guide to the choice of aperture size and wire diameter combinations - Part 1Generalities
Standard published on 3.9.2012
Selected format:Method of test for ignition temperature of flammable liquids and gases
Standard published on 2.7.2007
Selected format:Passenger car—Wheels—Performance requirements and test methods for cornering and radial fatigue
Standard published on 11.10.2021
Selected format:Automobile pressure test connection for hydraulic braking equipment
Standard published on 20.10.2008
Selected format:Technical requirements for vehicle body repair
Standard published on 11.7.2022
Selected format:Nomenclature and terminology for automotive electrical equipment lighting and instrumentation
Standard published on 31.8.1985
Selected format:Latest update: 2026-06-28 (Number of items: 2 284 473)
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