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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
Assistive products for walking manipulated by both arms—Requirements and test methods—Part 2: Rollators
Standard published on 29.9.2024
Selected format:Walking aids manipulated by both arms - Requirements and test methods - Part 3: Walking tables
Standard published on 31.12.2008
Selected format:Assistive products for walking - Classification and terminology
Standard published on 19.9.2008
Selected format:Synchronous digital hierarchy (SDH) bit rates
Standard published on 7.10.2008
Selected format:Wood adhesives: urea-formaldehyde, phenol-formaldehyde and melamine-formaldehyde resins
Standard published on 29.12.2017
Selected format:Terminology for telecommunications--Telecommunicationschannels and networks
Standard published on 3.12.1993
Selected format:Terminology for telecommunication—Antenna
Standard published on 23.8.2024
Selected format:Terminology for telecommunication - Transmission
Standard published on 6.8.2008
Selected format:Terminology for telecommunication - Optical communication
Standard published on 6.8.2008
Selected format:Terminology for telecommunication - Transmission lines and waveguides
Standard published on 6.8.2008
Selected format:Latest update: 2026-04-17 (Number of items: 2 274 270)
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