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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
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WITHDRAWN published on 1.1.1978
Selected format:Determination of melting temperature range for precious metals and their alloys—Testing method of thermal analysis
WITHDRAWN published on 4.11.1996
Selected format:Terminology of weighing instrument
WITHDRAWN published on 16.3.1993
Selected format:Technical specifications of round tin—Plate container for canned foods
WITHDRAWN published on 16.3.1993
Selected format:Woven carpets
WITHDRAWN published on 16.3.1993
Selected format:General specifications for light industry machinery
WITHDRAWN published on 16.3.1993
Selected format:Dyeing fur—Testing method for colour fastness to rubbing
WITHDRAWN published on 16.3.1993
Selected format:Method of sound power levels of noise emitted by household sewing machine head
WITHDRAWN published on 16.3.1993
Selected format:Horological vocabulary—Part 2:Technico-commercial definitions
WITHDRAWN published on 16.3.1993
Selected format:The location of bar code symbol for commodity
WITHDRAWN published on 24.3.1993
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
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