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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
Environmental technical requirements of machinery products for the warm-damp environments
Standard published on 6.5.2009
Selected format:Environmental technology requirements of machinery products for cold environments
Standard published on 6.5.2009
Selected format:Environmental technical requirements of machinery products for plateau environment
Standard published on 6.5.2009
Selected format:Environmental technology requirements of machinery products for the industry - Corrosion environments
Standard published on 6.5.2009
Selected format:Environmental technology requirements of machinery products for dry heat environments
Standard published on 6.5.2009
Selected format:Environmental technical requirements of machinery products for ocean environment
Standard published on 6.5.2009
Selected format:Environmental technology requirements of machinery products for mine environments
Standard published on 6.5.2009
Selected format:Tungsten halogen lamps(non-vehicle) performance requirements
Standard published on 25.4.2016
Selected format:Drying technology of agricultural products - Terminology
Standard published on 1.11.2007
Selected format:Fuel injection pump test stand—Testing method
Standard published on 31.10.2025
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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