We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
General specification of bag forming, filling and sealing machine
Standard published on 15.11.2009
Selected format:Operation rules of production technology of foundation seed of three-line parents in indica hybrid rice
Standard published on 30.12.2011
Selected format:Operation rules for maize seed production
Standard published on 30.12.2011
Selected format:
Technical code of practice for seed production of maize
Execute Date: september 2026
Standard published on 27.2.2026
Selected format:Rules of operation for the production technology of basic seed in conventional rice
Standard published on 30.12.2011
Selected format:Rules of the production technology for wheat basic seed
Standard published on 30.12.2011
Selected format:Rules of the production technology for soybean basic seed
Standard published on 30.12.2011
Selected format:
Technical code of practice for seed production of soybean
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Rules of operation for the production technique of sorghum seed
Standard published on 30.12.2011
Selected format:Determination of impact resistance of coating films
Standard published on 19.11.2020
Selected format:Latest update: 2026-08-28 (Number of items: 2 298 625)
© Copyright 2026 NORMSERVIS s.r.o.