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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
Classification and codes for reagent in biological research
Standard published on 5.10.2025
Selected format:Requirement for traceability management in medicinal product cold chain logistics
Standard published on 5.10.2025
Selected format:Requirements for processing and analyzing of metagenomic data
Standard published on 5.10.2025
Selected format:Wild plant seed banking—Requirements on seed collecting and information management
Standard published on 5.10.2025
Selected format:Coding specification for scientific data identification
Standard published on 5.10.2025
Selected format:Science and technology resource sharing—Specification for science and technology resource information integration
Standard published on 5.10.2025
Selected format:Specification for information description of Chinese materia medica resources
Standard published on 5.10.2025
Selected format:Guidelines on project cost management
Standard published on 5.10.2025
Selected format:Plastics—Hardeners and accelerators for epoxide resins—Determination of free acid in acid anhydride
Standard published on 29.8.2025
Selected format:Petroleum drilling and production equipment—Electromagnetic telemetry measurement while drilling
Standard published on 29.8.2025
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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