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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
Code for engineering geological Investigation of frozen ground
WITHDRAWN published on 28.9.2001
Selected format:Code for indoor environmental pollution control of civil building engineering
WITHDRAWN published on 26.11.2001
Selected format:Code for indoor environmental pollution control of civil building engineering
WITHDRAWN published on 18.8.2010
Selected format:The code of construction project management by enterprises of construction industry
WITHDRAWN published on 10.1.2002
Selected format:The code of construction project management
WITHDRAWN published on 21.6.2006
Selected format:Code for construction project document filling and arrangment
WITHDRAWN published on 10.1.2002
Selected format:Standard for methods testing of timber structures
WITHDRAWN published on 25.4.2002
Selected format:Corrugated box for export products
WITHDRAWN published on 6.4.1985
Selected format:Technical code for building slope engineering
WITHDRAWN published on 30.5.2002
Selected format:Architectural technical code for hospital clean operating department
WITHDRAWN published on 26.11.2002
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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