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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
Specification for operation and management of hydropower projects
Standard published on 23.8.2024
Selected format:Information technology—Business agency online service for micro, medium and small enterprise—Data interface
Standard published on 23.8.2024
Selected format:Industrial automation systems and integration—Open technical dictionaries and their application to master data—Part 1:Overview and fundamental principles
Standard published on 23.8.2024
Selected format:Industrial automation systems and integration—Open technical dictionaries and their application to master data—Part 11:Guidelines for the formulation of terminology
Standard published on 23.8.2024
Selected format:Industrial automation systems and integration—Open technical dictionaries and their application to master data—Part 13:Identification of concepts and terminology
Standard published on 23.8.2024
Selected format:Industrial automation systems and integration—Open technical dictionaries and their application to master data—Part 2:Vocabulary
Standard published on 23.8.2024
Selected format:Industrial automation systems and integration—Open technical dictionaries and their application to master data—Part 20:Procedures for the maintenance of an open technical dictionary
Standard published on 23.8.2024
Selected format:Microscopes—Cover glasses—Part 1:Dimensional tolerances, thickness and optical properties
Standard published on 23.8.2024
Selected format:Microscopes—Cover glasses—Part 2:Quality of materials, standards of finish and mode of packaging
Standard published on 23.8.2024
Selected format:Technical requirements for Chinese character table of Chinese domain name
Standard published on 23.8.2024
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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