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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
General technical directives for distribution networks
Standard published on 28.2.2025
Selected format:Emblem of the Young Pioneers of China
Standard published on 28.2.2025
Selected format:Specification standard for risk management of hazardous chemicals safety production
Standard published on 28.2.2025
Selected format:Urban public facilities—Intelligent storage lockers of non-logistics—Service specification
Standard published on 28.2.2025
Selected format:Chemicals—Surface water-sediment Misgurnus anguillicaudatus toxicity test
Standard published on 28.2.2025
Selected format:Data element for meteorology—General
Standard published on 28.2.2025
Selected format:Technical guidelines for satellite monitoring—Cyanobacterial bloom
Standard published on 28.2.2025
Selected format:Fog warning levels
Standard published on 28.2.2025
Selected format:Security and resilience—Emergency management—Guidelines for the use of social media in emergencies
Standard published on 28.2.2025
Selected format:Specifications of solar energy resource assessment for solar thermal electric plant
Standard published on 28.2.2025
Selected format:Latest update: 2026-11-13 (Number of items: 2 209 336)
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