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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
Rules for the presentation of graphical symbols—Graphical symbols for use in technical documentation of product—Part 1:Basic rules
WITHDRAWN published on 27.6.1997
Selected format:Rules for the presentation of graphical symbols—Graphical symbols for use in the technical documentation of products—Part 2:Specification for graphical symbols in a computer sensible form,including graphical symbols for a reference library,and requirements for their interchange
WITHDRAWN published on 7.6.2000
Selected format:Rules for the presentation of graphical symbols—Graphical symbols for use in the technical documentation of products—Part 3:Classification of connect notes,networks and their encoding
WITHDRAWN published on 24.3.2003
Selected format:Rules for the presentation of graphical symbols—Graphical symbols for use on equipment—Part 1:Greation of graphical symbols
WITHDRAWN published on 27.6.1997
Selected format:Rules for the presentation of graphical symbols-Graphical symbols for use on equipment—Part 1:Symbol originals
WITHDRAWN published on 10.5.2004
Selected format:Rules for the presentation of graphical symbols for use on equipment—Part 4: Guidelines for the adaptation of graphical symbols for use on screens and displays(icons)
WITHDRAWN published on 14.1.2011
Selected format:Rules for the presentation of graphical symbols—Graphical symbols for use on graphical signs—Part 1:Creation of graphical signs
WITHDRAWN published on 27.6.1997
Selected format:Rules for the presentation of graphical symbols for use on signs—Part 1:Design principles for public information graphical symbols
WITHDRAWN published on 16.7.2008
Selected format:Rules for the presentation of graphical symbols for use on graphical signs—Part 2:Test methods
WITHDRAWN published on 16.7.2008
Selected format:Rules for the presentation of graphical symbols for use on graphical signs—Part 2:Methods for testing comprehensibility
WITHDRAWN published on 19.7.2013
Selected format:Latest update: 2025-09-14 (Number of items: 2 232 183)
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