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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 of design on fire protection water supply and hydrant systems
Standard published on 29.1.2014
Selected format:Code for construction and acceptance of process water piping in uranium enrichment plant
Standard published on 31.3.2014
Selected format:Code for Installation and Acceptance of Protection Equipment and Secondary Circuit in Infrastructure Project
Standard published on 31.3.2014
Selected format:Code for design of water saving in chemical engineering
Standard published on 31.3.2014
Selected format:Documentary standard for engineering construction project design in electronics industry
Standard published on 31.3.2014
Selected format:Technical code for rubber dam engineering
Standard published on 9.1.2014
Selected format:Code for design of power dispatching and communication center
Standard published on 31.3.2014
Selected format:Code for seismic design of mechanical and electrical equipment
Standard published on 9.10.2014
Selected format:Technical Code for monitoring Of building and bridge Structures
Standard published on 9.10.2014
Selected format:Code for site investigation of geotechnical engineering for low and intermediate level radioactive wastedi sposal
Standard published on 31.3.2014
Selected format:Latest update: 2026-07-03 (Number of items: 2 286 013)
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