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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
Stencil paper for typing
WITHDRAWN published on 1.1.1981
Selected format:Age determination guidelines for toys
WITHDRAWN published on 31.10.2011
Selected format:Railway applications—Fixed installations—Part 1:Protective provisions relating to electrical safety and earthing
WITHDRAWN published on 31.10.2011
Selected format:Railway applications—Fixed installations—Part 2:Protective provisions against the effects of stray currents caused by d.c.traction supply system
WITHDRAWN published on 31.10.2011
Selected format:Electric railway equipment—Train bus—Part 1:Train communication network
WITHDRAWN published on 31.10.2011
Selected format:Electric railway equipment—Train bus—Part 2:Train communication network conformance testing
WITHDRAWN published on 31.10.2011
Selected format:Stencil paper for hand-cutting
WITHDRAWN published on 1.1.1981
Selected format:Modular parts of fixture construction—General features, profiles and dimensions
WITHDRAWN published on 17.11.1981
Selected format:Transaction subject based upon electronic commerce activities—The specification for personal credit assessment index system and ranking symbols
WITHDRAWN published on 31.10.2011
Selected format:Statistical methods for use in proficiency testing by interlaboratory comparisons
WITHDRAWN published on 31.10.2011
Selected format:Latest update: 2026-05-14 (Number of items: 2 277 490)
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