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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
Testing code for grid performance of inverter in photovoltaic power station based on hardware-in-the-loop simulation
Standard published on 29.9.2024
Selected format:Implementation guidances for knowledge management—Part 1:Equipment manufacturing
Standard published on 29.9.2024
Selected format:Implementation guidances for knowledge management—Part 2:Pharmaceutical industry
Standard published on 29.8.2025
Selected format:Implementation guidances for knowledge management—Part 3Electric power industry
Standard published on 29.8.2025
Selected format:Material declaration of electrical and electronic products—Requirements of declaration for hazardous substances
Standard published on 29.9.2024
Selected format:Guide for on-site recycling and reuse of sulfur hexafluoride (SF6) gas
Standard published on 29.9.2024
Selected format:Amorphous soft magnetic alloy wire
Standard published on 29.9.2024
Selected format:Amorphous soft magnetic alloy powder
Standard published on 29.9.2024
Selected format:Specification of polymer-bonded anisotropic ferrite permanent magnetic compounds for injection molding
Standard published on 29.9.2024
Selected format:Guide for reclaiming and using of turbine oil
Standard published on 29.9.2024
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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