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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
Quality of electric energy supply—Permissible deviation of frequency for power system
WITHDRAWN published on 21.12.1995
Selected format:Standard digital interface for programmable instrumentation
WITHDRAWN published on 21.12.1995
Selected format:Design of UN/EDIFACT messages guidelines and rules
WITHDRAWN published on 1.1.1995
Selected format:EDIFACT message design rules for edi
WITHDRAWN published on 9.4.2001
Selected format:Bank telecommunication—Funds transfer message—Part 1:Vocabulary and data elements
WITHDRAWN published on 21.12.1995
Selected format:Bank telecommunication--Funds transfer messages--Part 1:Vocabulary and universal set of data segments and data elements for electronic funds transfer messages
WITHDRAWN published on 5.9.2007
Selected format:Equipment and components of cabled distribution systems primarily intended for sound and television signals. Limits and methods of measurement on immunity characteristics
WITHDRAWN published on 1.1.1995
Selected format:-
WITHDRAWN published on 1.1.1979
Selected format:General requirements for environmental radiation monitoring around near surface disposal site of low-intermediate level radioactive solid waste
WITHDRAWN published on 21.12.1995
Selected format:Specifications for personal sound exposure meters
WITHDRAWN published on 21.12.1995
Selected format:Latest update: 2025-11-10 (Number of items: 2 243 715)
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