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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
Inspection methods for active magnetic bearing stators
Standard published on 28.1.2026
Selected format:Networked collaborative manufacturing for metallurgical equipments—General technical requirements
Standard published on 28.1.2026
Selected format:Testing method for determination of thermal stability of organic heat transfer fluids—Gas chromatography with internal standard method
Standard published on 28.1.2026
Selected format:Specification of digital delivery for pressure vessels
Standard published on 28.1.2026
Selected format:Optical gyroscope angle measuring instruments
Standard published on 28.1.2026
Selected format:Printed electronics—Inkjet printing equipment—Part 1: Imaging based measurement of jetting speed
Standard published on 28.1.2026
Selected format:Printed eletronics—Inkjet printing equipment—Part 2: Imaging based measurement of droplet volume
Standard published on 28.1.2026
Selected format:Printed electronics—Inkjet printing equipment—Part 3: Imaging-based measurement of drop direction
Standard published on 27.2.2026
Selected format:Printed electronics—Part 1Roll-to-roll printing equipment—Mechanical dimensions
Standard published on 28.1.2026
Selected format:Trusted mobile e-document framework—Requirement, functionality and criteria for ensuring reliable and safe mobile e-business
Standard published on 28.1.2026
Selected format:Latest update: 2026-08-21 (Number of items: 2 298 377)
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