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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
General specification for in-vehicle GPS navigation system
WITHDRAWN published on 19.11.2003
Selected format:Rating of direct coupled photovoltaic(PV)—Pumping systems
WITHDRAWN published on 19.11.2003
Selected format:Praseodymium metal
WITHDRAWN published on 3.11.2003
Selected format:Terbium-dysprosium-iron giant magnetostrictive material
WITHDRAWN published on 18.11.2003
Selected format:Industrial automation systems and integration-Operating conditions for discretepart manufacturing—Equipment in industrial environments
WITHDRAWN published on 20.11.2003
Selected format:Industrial robots—Graphical user interfaces for programming and operation of robots(GUI-R)
WITHDRAWN published on 20.11.2003
Selected format:Method of testing in toughness of wood
WITHDRAWN published on 3.5.1991
Selected format:Method of testing in toughness of wood
WITHDRAWN published on 23.2.2009
Selected format:Technology code for passengers funiculars
WITHDRAWN published on 25.11.2003
Selected format:Water-source Heat Pumps
WITHDRAWN published on 25.11.2003
Selected format:Latest update: 2025-08-29 (Number of items: 2 213 600)
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