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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
Lion""s mane mushroom
Standard published on 30.6.2025
Selected format:Pure culture of morels
Standard published on 30.6.2025
Selected format:White tea origin discrimination—Near infrared spectral method
Standard published on 30.6.2025
Selected format:King oyster mushroom
Standard published on 30.6.2025
Selected format:Vocabulary of tea cultivation and breeding
Standard published on 30.6.2025
Selected format:Refined Chinese lacquer
Standard published on 30.6.2025
Selected format:Criteria for deposited land use
Standard published on 30.6.2025
Selected format:Agricultural service—Specification for land trust service evaluation
Standard published on 30.6.2025
Selected format:Semiconductor devices - Part 10: Generic specification for discrete devices and integrated circuits
Standard published on 10.10.2006
Selected format:Meteorological support specification for well-facilitated farmland construction
Standard published on 30.6.2025
Selected format:Latest update: 2026-11-11 (Number of items: 2 209 285)
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