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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
Performance requirement and testing methods for electronic braking system(EBS) of commercial vehicles
Standard published on 23.8.2024
Selected format:Urban rail transit vehicles—Air conditioning system
Standard published on 23.8.2024
Selected format:Basic specification for rural public legal service
Standard published on 29.9.2024
Selected format:Calculation method of biogenic carbon content in wood and wood-based products
Standard published on 29.9.2024
Selected format:Transfer transaction of rural property rights—Service specification for network transaction platform
Standard published on 29.9.2024
Selected format:Electrostatic discharge susceptibility test for bypass diode applied in photovoltaic modules
Standard published on 23.8.2024
Selected format:Image measurement method for numerical aperture of microscopic objective
Standard published on 23.8.2024
Selected format:General specification for electric spindle motors
Standard published on 23.8.2024
Selected format:Epoxide woven E-glass prepreg for multilayer printed boards
Standard published on 23.8.2024
Selected format:Reciprocating internal combustion gas generating sets—Calculating methods of power correction, power adjustment and recalculating specific fuel consumption
Standard published on 23.8.2024
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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