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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 construction and acceptance of slurry pipeline engineering
Standard published on 11.10.2012
Selected format:Standard of construction classification
Standard published on 25.12.2012
Selected format:Code for construction and acceptance of building materials mine engineering
Standard published on 25.12.2012
Selected format:Technical code for appraisal and reinforcement of building slope
Standard published on 25.12.2012
Selected format:Evaluation code for implementation of engineering construction standard
Standard published on 25.12.2012
Selected format:Technical code for energy-saving refurbishment for small hydropower grids engineering
Standard published on 8.8.2013
Selected format:Code for design of communication engineering for fiber to the home in residential districts and residential buildings
Standard published on 25.12.2012
Selected format:Code for construction and acceptance of communication engineering for fiber to the home in residential districts and residential buildings
Standard published on 25.12.2012
Selected format:Documentation standard for engineering construction project design in mechanical industry
Standard published on 14.3.2013
Selected format:Code for design of infectious diseases hospital
Standard published on 27.8.2014
Selected format:Latest update: 2026-10-26 (Number of items: 2 208 060)
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