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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
Electricity spot market operation—Part 1Terminology
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 10: The evaluation of operation
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 2: Provincial technical support system
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 3: Inter provincial technical support system
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 4: Load forecasting
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 5: Calculation method of incorporating intermittent new energy into power system balance
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 6: Frequency regulation capacity management
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 7: Reserve capacity management
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 8: Calculation method of multi-period power and energy balance
Standard published on 1.8.2025
Selected format:Electricity spot market operation—Part 9: Market power monitoring and mitigation
Standard published on 1.8.2025
Selected format:Latest update: 2026-11-11 (Number of items: 2 209 285)
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