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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
Accelerated outdoor weathering test methods for nonmetallic materials using concentrated natural sunlight
WITHDRAWN published on 9.10.2015
Selected format:Installation, inspection and usage guidelines for wooden flooring
WITHDRAWN published on 18.5.2006
Selected format:Wooden flooring for gymnasium
WITHDRAWN published on 18.5.2006
Selected format:Wooden flooring for gymnasium
WITHDRAWN published on 3.7.2015
Selected format:Acupuncture needles
WITHDRAWN published on 12.4.1994
Selected format:Bamboo flooring
WITHDRAWN published on 18.5.2006
Selected format:Laminated veneer lumber
WITHDRAWN published on 18.5.2006
Selected format:Acoustics - Procedures for the measurement of real-ear acoustical characteristics of hearing aids
WITHDRAWN published on 8.5.2006
Selected format:Fiber optic devices for image transmission
WITHDRAWN published on 8.5.2006
Selected format:Centrifugal by-pass type lubricating oil filter for marine use
WITHDRAWN published on 1.1.1980
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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