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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
Systems and software engineering—Requirements for managers of user documentation
Standard published on 31.12.2015
Selected format:Information technology--Chinese interface specifications of open system
Standard published on 24.11.2003
Selected format:Information technology - Framework and taxonomy of international standardized profiles - Part 1: General principles and documentation framework
Standard published on 14.1.2011
Selected format:Information technology - Framework and taxonomy of international standardized profiles - Part 2: Principles and taxonomy for OSI Profiles
Standard published on 14.1.2011
Selected format:24×24 Dot matrix font set and data set of Yi character for information interchange
Standard published on 18.12.1996
Selected format:Information technology--Specification for a data descriptive file for information interchange
Standard published on 18.12.1996
Selected format:Information technology - Office equipment - Printing devices Method for measuring throughput - Class 1 and Class 2 printers
Standard published on 16.7.2008
Selected format:Information technology--Data compression for information interchange--Adaptive codingwith embedded dictionary--DCLZ algorithm
Standard published on 18.12.1996
Selected format:Information technology - Open systems interconnection - Connection-oriented protocol for the association control service element - Part 1: Protocol specification
Standard published on 19.8.2008
Selected format:Regional flag of Hong Kong special administrativeregion
Standard published on 16.1.2004
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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