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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
Specification for traffic service of rental bicycle—Part 2: Internet-based rental bicycle
Execute Date: november 2026
Standard published on 30.7.2026
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Security and resilience—Protective security—Guidelines for the development of a security plan for an organization
Execute Date: november 2026
Standard published on 30.7.2026
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General requirements for evaluation of city public security information applications
Execute Date: february 2027
Standard published on 30.7.2026
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Satellite navigation and positioning sounding system—Method for upper-air temperature,humidity and pressure observation
Execute Date: february 2027
Standard published on 30.7.2026
Selected format:Classification of environmental conditions—Environmental parameters and their severities
Standard published on 29.12.2017
Selected format:Classification of environmental conditions—Part 1: Environmental parameters and their severities
Standard published on 29.12.2017
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Satellite navigation and positioning sounding system—Method for upper-air wind direction and speed observation
Execute Date: february 2027
Standard published on 30.7.2026
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Communication protocol between station control system and charging and discharging equipment for electric commercial vehicles battery swap station
Execute Date: february 2027
Standard published on 30.7.2026
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Guide for the application, specification and testing of phase-shifting transformers
Execute Date: february 2027
Standard published on 30.7.2026
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Technical requirements of AC exciter for synchronous generators
Execute Date: february 2027
Standard published on 30.7.2026
Selected format:Latest update: 2026-08-20 (Number of items: 2 298 325)
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