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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
Minimum allowable values of energy efficiency and energy efficiency grades for commercial gas cooking appliances
WITHDRAWN published on 28.4.2014
Selected format:Foreign languages proficiency specifications for international trade personnel
WITHDRAWN published on 6.5.2014
Selected format:Surgical instruments--Box joint rivet
WITHDRAWN published on 1.1.1982
Selected format:Nanotechnologies—Vocabulary—Part 3: Carbon nano-objects
WITHDRAWN published on 10.12.2015
Selected format:Filter resistor for high voltage direct current(HVDC) transmission system
WITHDRAWN published on 6.5.2014
Selected format:Surgical instruments--Jaw teeth
WITHDRAWN published on 1.1.1989
Selected format:High-voltage direct current power transmission using voltage sourced converters
WITHDRAWN published on 6.5.2014
Selected format:Technical textiles classificiation
WITHDRAWN published on 6.5.2014
Selected format:Single circle intra-uterine devices of stainless steel
WITHDRAWN published on 1.1.1982
Selected format:-
WITHDRAWN published on 1.1.1989
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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