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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
Identification of saturated rubbers in unsaturated rubbers—By ozonolysis
WITHDRAWN published on 1.7.2003
Selected format:Specification for information interchange of electronic business card
WITHDRAWN published on 2.7.2003
Selected format:Reverse osmosis water treatment equipment
WITHDRAWN published on 14.7.2003
Selected format:Polyurethane waterproofing coating
WITHDRAWN published on 23.7.2003
Selected format:Electronic commerce agreement
WITHDRAWN published on 25.7.2003
Selected format:Information technology—Notation of format for data element values
WITHDRAWN published on 25.7.2003
Selected format:Electronic business XML-Part 1:Technical architecture
WITHDRAWN published on 25.7.2003
Selected format:Electronic business eXtensible Markup Language(ebXML)--Part 2:Collaboration-protocol profile and agreement specification
WITHDRAWN published on 18.9.2006
Selected format:Electronic business eXtensible Markup Language(ebXML)--Part 3:Message service specification(ebMS
WITHDRAWN published on 18.9.2006
Selected format:Electronic business eXtensible Markup Language(ebXML)--Part 4:Registry information model specification(ebRIM)
WITHDRAWN published on 18.9.2006
Selected format:Latest update: 2025-12-17 (Number of items: 2 252 317)
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