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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
Safety technical conditions for continuous casting machines
Standard published on 8.9.2023
Selected format:Preparation and quality management of fluids for haemodialysis and related therapies—General requirements
Standard published on 7.9.2023
Selected format:Laboratory animal—General requirements for biosafety in animal experiment
Standard published on 7.9.2023
Selected format:Information exchange specifications between electricity market operation system and electricity retail technical support system
Standard published on 7.9.2023
Selected format:Maritime navigation and radiocommunication equipment and systems—Electronic chart display and information system (ECDIS)—Operational and performance requirements, methods of testing and required test results
Standard published on 7.9.2023
Selected format:Railway applications—Lead-acid battery system for traction systems on railway motor trolley
Standard published on 7.9.2023
Selected format:General requirements for rural low-voltage safety electricity consumption
Standard published on 7.9.2023
Selected format:Technical requirements for photovoltaic power station in desert areas
Standard published on 7.9.2023
Selected format:Photovoltaic(PV) modules—Dynamic mechanical load testing
Standard published on 7.9.2023
Selected format:Ammonia corrosion testing of photovoltaic(PV)modules
Standard published on 7.9.2023
Selected format:Latest update: 2026-09-18 (Number of items: 2 301 509)
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