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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
Metadata for space science data
Standard published on 5.10.2025
Selected format:Data management guideline for science and technology research project
Standard published on 5.10.2025
Selected format:Product recall—Evaluation of manufacturer safety management resilience
Standard published on 5.10.2025
Selected format:Specification on data management and publication in microbial resource centers
Standard published on 5.10.2025
Selected format:Risk management—Guidelines for managing an emerging risk
Standard published on 5.10.2025
Selected format:Camera usage of 16mm motion-picture film
Standard published on 17.10.2000
Selected format:Risk management—Risk early-warning
Standard published on 5.10.2025
Selected format:Specification for scientific data harvesting
Standard published on 5.10.2025
Selected format:Asset management—Application guidance of carbon asset management system
Standard published on 5.10.2025
Selected format:Code of practice for ROV operations
Standard published on 5.10.2025
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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