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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
Information technology—Open systems interconnection—Job transfer and manipulation concepts and services
WITHDRAWN published on 26.5.1997
Selected format:Safety requirements and test methods for security alarm equipment
WITHDRAWN published on 27.5.1997
Selected format:Safety requirements and test methods for security alarm equipment
WITHDRAWN published on 30.9.2009
Selected format:Carbonless copy paper
WITHDRAWN published on 28.5.1997
Selected format:Carbonless copy paper
WITHDRAWN published on 30.12.2008
Selected format:Requirements of safety and sanitation for food machinery
WITHDRAWN published on 28.5.1997
Selected format:Upholstery leather
WITHDRAWN published on 28.5.1997
Selected format:Furniture leather
WITHDRAWN published on 31.7.2008
Selected format:-
WITHDRAWN published on 1.1.1982
Selected format:Chlorinated paraffins--Determination of thermal stability index
WITHDRAWN published on 1.1.1988
Selected format:Latest update: 2025-11-12 (Number of items: 2 243 625)
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