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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 related to containers on board vessels—Telex data transmission
WITHDRAWN published on 20.3.1998
Selected format:Freight containers—Container equipment data exchange(CEDEX)—General communication codes
WITHDRAWN published on 10.3.2006
Selected format:Freight containers—Containers equipment data exchange (CEDEX)—General communication codes
WITHDRAWN published on 20.3.1998
Selected format:Series 1:Specification and testing for non-pressurized containers of dry bulk
WITHDRAWN published on 20.3.1998
Selected format:Technical requirements for freight full trailers
WITHDRAWN published on 20.3.1998
Selected format:Broadcast video tape recorders methods of measurement--Part 1: Mechanical measurements
WITHDRAWN published on 20.3.1998
Selected format:Broadcast video tape recorders--Methods of measurement--Part 2: Electrical measurements of analogue composite video signals
WITHDRAWN published on 26.2.1999
Selected format:Outline for the digital topographic map products
WITHDRAWN published on 20.3.1998
Selected format:Criteria for safe design of wet source storage gamma irradiators
WITHDRAWN published on 20.3.1998
Selected format:Methods of test for drying time of coatingsof paints and putties
WITHDRAWN published on 15.9.1979
Selected format:Latest update: 2025-11-16 (Number of items: 2 243 995)
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