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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
Preformed flexible elastomeric cellular thermal insulation
WITHDRAWN published on 30.6.2008
Selected format:Glass wool thermal insulating products for building
WITHDRAWN published on 30.7.1999
Selected format:Glass wool thermal insulating products for building
WITHDRAWN published on 30.6.2008
Selected format:Specifications for provincial boundary surveying and mapping
WITHDRAWN published on 2.8.1999
Selected format:Technical rules for data interface between topographic database and geographic name database
WITHDRAWN published on 2.8.1999
Selected format:Geo-spatial data transfer format
WITHDRAWN published on 2.8.1999
Selected format:Electromagnetic compatibility—Generic standards—Immunity for residential, commercial and light-industrial environments
WITHDRAWN published on 2.8.1999
Selected format:Electromagnetic compatibility—Generic standards—Immunity for industrial environments
WITHDRAWN published on 21.2.2003
Selected format:Electromagnetic compatibility—Generic standards-Emission standard for residential, commercial and light-industrial environments
WITHDRAWN published on 5.11.2001
Selected format:Electromagnetic compatibility(EMC)—Generic standards—Emission standard for residential, commercial and light-industrial environments
WITHDRAWN published on 31.12.2012
Selected format:Latest update: 2026-04-28 (Number of items: 2 274 955)
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