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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
E-commerce statistical indicator system—Part 2: Online marketing
WITHDRAWN published on 30.9.2014
Selected format:Technical specification for fittings of ±800 kV DC overhead transmission line
WITHDRAWN published on 30.9.2014
Selected format:Technical specification for fittings of 1 000 kV substation
WITHDRAWN published on 30.9.2014
Selected format:(Bronze wire)
WITHDRAWN published on 1.1.1982
Selected format:Lithium ion cells and batteries used in portable electronic equipments—Safety requirements
WITHDRAWN published on 5.12.2014
Selected format:Lithium ion cells and batteries used in portable electronic equipments—Safety requirements
WITHDRAWN published on 5.12.2014
Selected format:Ready-mixed mortar terminology
WITHDRAWN published on 5.12.2014
Selected format:Copper-nickel alloy wires
WITHDRAWN published on 1.1.1982
Selected format:Copper-nickel alloy wires
WITHDRAWN published on 16.2.1994
Selected format:Specifications of strop
WITHDRAWN published on 5.12.2014
Selected format:Latest update: 2026-03-10 (Number of items: 2 265 346)
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