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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
Technical standard for foundation treatment on site during heavy equipment lifting in petrochemical industry
Standard published on 10.7.2019
Selected format:Standard for process design of microwave integrated module factory
Standard published on 10.7.2019
Selected format:Standard for design of metallurgic lime roasting project
Standard published on 10.7.2019
Selected format:Technical standard for treatment and comprehensive utilization of iron and steel slag
Standard published on 1.12.2019
Selected format:Standard for process design of nickel plants
Standard published on 16.1.2020
Selected format:Technical standard for concrete structures of nuclear power plants
Standard published on 25.9.2019
Selected format:Technical standard for environmental protection of telecommunication engineering construction
Standard published on 25.9.2019
Selected format:Standard for construction and quality acceptance of light nitting diode manufacturing equipment installation engineering
Standard published on 25.9.2019
Selected format:Standard for load on hydraulic structures
Standard published on 1.1.2020
Selected format:Standard for engineering investigation of offshore wind farm
Standard published on 25.9.2019
Selected format:Latest update: 2026-06-30 (Number of items: 2 285 193)
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