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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
Digital government architecture framework-Part 2: Architecture design
Standard published on 1.8.2025
Selected format:Digital government architecture framework—Part 3: Governance
Standard published on 1.8.2025
Selected format:Digital government architecture framework—Part 4: Capability assessment
Standard published on 1.8.2025
Selected format:Digital government architecture framework—Part 5: Information exchange model
Standard published on 1.8.2025
Selected format:Technical specification for disintegrating of molten steel slag by self-generating steam
Standard published on 1.8.2025
Selected format:Technical guidelines for carbon emission reduction in sodium carbonate (soda ash) industry
Standard published on 1.8.2025
Selected format:Petroleum and natural gas industries—Well integrity—Part 1: Life cycle governance
Standard published on 1.8.2025
Selected format:General method for the determination of total carbon content and total organic carbon content in inorganic chemical products
Standard published on 1.8.2025
Selected format:Optical near stoichiometric lithium niobate crystal used in quantum information
Standard published on 1.8.2025
Selected format:Particle characterization—Vocabulary
Standard published on 1.8.2025
Selected format:Latest update: 2026-11-11 (Number of items: 2 209 285)
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