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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 conditions for numerically controlled turning machines and turning centres - Part 8: Evaluation of thermal distortions
Standard published on 13.4.2009
Selected format:The method of subjective assessment of the sound quality for broadcast programmes and the technical parameters requirements
Standard published on 9.7.1996
Selected format:Semiconductor devices--Integrated circuits--Part 1:General
Standard published on 9.7.1996
Selected format:Sectional specification for film integrated circuits and hybrid film integrated circuits on the basis of the capability approval procedures
Standard published on 9.7.1996
Selected format:Blank detailspecification for film integrated circuits and hybrid film integrated circuits on the basis of the capability approval procedures
Standard published on 9.7.1996
Selected format:Fixed capacitors for use in electronic equipmentPart 19-1: Blank detail specification—Fixed metallized polyethylene-terephthalate film dielectric surface mount d.c.capacitorsAssessment level EZ
Standard published on 31.12.2013
Selected format:Series programmes for static induction transistors
Standard published on 9.7.1996
Selected format:Palletized unit loads
Standard published on 18.7.2008
Selected format:Dimensional and weight constraints for transport package
Standard published on 1.2.2008
Selected format:Codes for passengers,types of cargo,packages and packaging materials
Standard published on 19.7.2013
Selected format:Latest update: 2026-08-21 (Number of items: 2 298 377)
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