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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
Chlorinated polyvinyl chloridePVC-Cpiping systems for industrial applications—Part 2:Pipes
Standard published on 15.4.2022
Selected format:Chlorinated polyvinyl chloridePVC-Cpiping systems for industrial applications—Part 3:Fittings
Standard published on 15.4.2022
Selected format:Chlorinated polyvinyl chloridePVC-Cpiping systems for industrial applications—Part 5Fitness for purpose of the system
Standard published on 15.4.2022
Selected format:Industrial automation systems--Concepts and rules for enterprise models
Standard published on 15.4.2003
Selected format:Packing symbol of dangerous goods
Standard published on 21.6.2009
Selected format:Graphical symbols for use on electrical equipment—Specification for graphical symbols for multimedia equipment
Standard published on 2.7.2026
Selected format:Quality management systems—Fundamentals and vocabulary
Standard published on 30.12.2016
Selected format:Quality management systems—Requirements
Standard published on 30.12.2016
Selected format:Quality management systems—Guidelines for the application of GB/T 19001—2016
Standard published on 28.12.2018
Selected format:Software engineering - Guidelines for the application of ISO 9001:2000 to computer software
Standard published on 18.6.2008
Selected format:Latest update: 2026-09-21 (Number of items: 2 302 422)
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