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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
Methodology of wind energy resource assessment for wind farm
Standard published on 28.4.2002
Selected format:Test method of magnetite for use in coal preparation
Standard published on 29.8.2025
Selected format:Methods for evaluating flocculants for use incoal preparation
Standard published on 28.4.2002
Selected format:Solar water heating systems--Designinstallation and engineering acceptance
Standard published on 28.4.2002
Selected format:Information technology--Open Distributed Processing--Reference model--Part 1:Overview
Standard published on 8.5.2002
Selected format:Information technology--Open Distributed Processing--Reference model--Part 2:Foundations
Standard published on 8.5.2002
Selected format:Information technology--Open distributed processing--Reference model--Part 3:Architecture
Standard published on 24.11.2003
Selected format:Cargo/goods handling and movement message
Standard published on 8.5.2002
Selected format:Remittance advice message
Standard published on 8.5.2002
Selected format:Ergonomic design for the safety of machinery--Part 1:Principles for determining the dimensions required for openings for whole-body access into machinery
Standard published on 17.5.2002
Selected format:Latest update: 2026-09-11 (Number of items: 2 300 165)
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