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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
Specifications for aerial photography of 1:5 000 1:10 000 1:25 000 1:50 000 1:100 000 topographic maps
Standard published on 20.6.2008
Selected format:Method of testing volume resistivity of conducting and antistatic plastics
Standard published on 7.8.1995
Selected format:Terms relating to coal mining—Part 1Coal geology and prospecting
Standard published on 5.10.2025
Selected format:Terms relating to coal mining - Part 10: Winning machinery and developing machinery
Standard published on 29.7.2008
Selected format:Terms relating to coal mining - Part 11: Coal mining electrical engineering
Standard published on 29.7.2008
Selected format:Vocabulary of coal mining—Part 2: Shaft and drift engineering
Standard published on 23.5.2023
Selected format:Terms relating to coal mining - Part 3Underground mining
Standard published on 29.7.2008
Selected format:Terms relating to coal mining - Part 4: surface mining
Standard published on 18.9.2008
Selected format:Terms relating to coal mining - Part 5: Hoisting and transport
Standard published on 18.9.2008
Selected format:Terms melating to coal mining - Part 6Mine surveying
Standard published on 7.8.2008
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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