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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
Seed of food crops - Part 1Cereals
WITHDRAWN published on 14.4.2008
Selected format:Seeds of food crops—Legumina
WITHDRAWN published on 28.12.1996
Selected format:Seeds of food crops—Red bean and mung bean
WITHDRAWN published on 8.9.1999
Selected format:Seeds of food crops Part 3Buckwheat
WITHDRAWN published on 14.1.2011
Selected format:Seeds of food crops—Buckwheat
WITHDRAWN published on 8.9.1999
Selected format:Seeds of food crops Part 4Oats
WITHDRAWN published on 14.1.2011
Selected format:Seeds of food crops—Oats
WITHDRAWN published on 8.9.1999
Selected format:Hybrid seed of cereal crops
WITHDRAWN published on 1.1.1984
Selected format:Seed of oil crops
WITHDRAWN published on 1.1.1984
Selected format:Seeds of economic—Fibres
WITHDRAWN published on 28.12.1996
Selected format:Latest update: 2025-10-15 (Number of items: 2 238 420)
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