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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
Hygienic practice for egg products
WITHDRAWN published on 10.4.2008
Selected format:Electromechanical elementary relays—Part 1:General and safety requirements
WITHDRAWN published on 11.4.2008
Selected format:Protection against lightning—Part 1:General principles
WITHDRAWN published on 24.4.2008
Selected format:Protection against lightning—Part 2:Risk management
WITHDRAWN published on 24.4.2008
Selected format:Protection against lightning—Part 3:Physical damage to structures and life hazard
WITHDRAWN published on 24.4.2008
Selected format:Protection against lightning—Part 4:Electrical and electronic systems within structures
WITHDRAWN published on 24.4.2008
Selected format:Health informatics - Patient healthcard data - Part 1: General structure
WITHDRAWN published on 11.4.2008
Selected format:Health informatics - Patient healthcard data - Part 2: Common objects
WITHDRAWN published on 11.4.2008
Selected format:Health informatics - Patient healthcard data - Part 3: Limited clinical data
WITHDRAWN published on 11.4.2008
Selected format:Health informatics - Public key infrastructure(PKI) - Part 1: Overview of digital certificate services
WITHDRAWN published on 11.4.2008
Selected format:Latest update: 2026-08-25 (Number of items: 2 298 362)
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