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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
Prosthetics and orthotics— Vocabulary—Part 2: Terms relating to external limb prostheses and wearers of these prostheses
Standard published on 9.3.2021
Selected format:Prosthetics and orthotics—Vocabulary—Part 3: Terms relating to orthoses
Standard published on 23.5.2023
Selected format:Prosthetics and orthotics—Vocabulary—Part 4:Terms relating to limb amputation
Standard published on 31.12.2021
Selected format:Safety code of practice for logging operations
Standard published on 6.9.2005
Selected format:Rules for filling of liquefied gas cylinders—Part 1Industrial gas cylinders
Standard published on 29.8.2025
Selected format:Rules for filling of compressed gas cylinders
Standard published on 14.10.2017
Selected format:Incandescent lamps—Safety specifications—Part 1: Tungsten filament lamps for domestic and similar general lighting purposes
Standard published on 28.12.2023
Selected format:Incandescent lamps—Safety specifications—Part 2:Tungsten halogen lamps for domestic and similar general lighting purposes
Standard published on 28.12.2023
Selected format:Incandescent lamps—Safety specifications—Part 3:Tungsten-halogen lamps (non-vehicle)
Standard published on 28.12.2023
Selected format:Preferred matching values for the interconnections of audio, video and audiovisual systems
Standard published on 31.12.2012
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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