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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
Value engineering—Part 1:General terms
Standard published on 25.4.2025
Selected format:Value engineering—Part 2 :General work program
Standard published on 1.8.2025
Selected format:Road transport terminology
Standard published on 23.5.2023
Selected format:Small pan head screws with cross recess
Standard published on 24.2.2016
Selected format:Sorghum
Standard published on 26.10.2024
Selected format:Millet in husk
Standard published on 28.11.2024
Selected format:Sesame seed oil
Standard published on 14.5.2018
Selected format:Castor oil
Standard published on 30.9.2009
Selected format:Flaxseed oil
Standard published on 4.6.2019
Selected format:Liquid unsaturated polyester resin for fiber reinforced plastics
Standard published on 30.6.2025
Selected format:Latest update: 2026-04-28 (Number of items: 2 274 955)
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