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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
Safe technical requirements for agricultural machinery operating—Agricultural trailer
WITHDRAWN published on 12.1.1996
Selected format:Safe technical requirements for agricultural machinery operating--Bottom plow
WITHDRAWN published on 12.1.1996
Selected format:Safe technical requirements for agricultural machinery operating--Rotary tiller
WITHDRAWN published on 12.1.1996
Selected format:Safe technical requirements for agricultural machinery operating--Disk harrow
WITHDRAWN published on 12.1.1996
Selected format:Safe technical requirements for agricultural machinery operating--Seeder
WITHDRAWN published on 12.1.1996
Selected format:Diagnostic criteria and principles of management of occupational noise-induced hearing loss
WITHDRAWN published on 29.1.1996
Selected format:Hygienic standard for dining room
WITHDRAWN published on 29.1.1996
Selected format:General technical specification of domestic cooking-water heating coal stoves
WITHDRAWN published on 22.1.1996
Selected format:General technical specification of civil water heating coal stove
WITHDRAWN published on 21.7.2005
Selected format:Testing method for thermal performance of domestic cooking-water heating coal stoves
WITHDRAWN published on 22.1.1996
Selected format:Latest update: 2025-11-06 (Number of items: 2 243 364)
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