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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
Agricultural vehicles—Standardized access to repair and maintenance information (RMI)—Part 2: Vehicle on-board diagnostics
Standard published on 30.5.2025
Selected format:Evaluation of energy performance for compressed air stations
Standard published on 30.5.2025
Selected format:Extrusion forming specifications of titanium and titanium alloy electrodes
Standard published on 30.5.2025
Selected format:Equipment for crop protection—Closed transfer systems (CTS)—Performance specification
Standard published on 30.5.2025
Selected format:Quality requirements for resistance welding of metallic—Part 1:Comprehensive quality requirements
Standard published on 30.5.2025
Selected format:Quality requirements for resistance welding of metallic—Part 2: Elementary quality requirements
Standard published on 30.5.2025
Selected format:Crop protection equipment—Droplet-size spectra from atomizers—Measurement and classification
Standard published on 30.5.2025
Selected format:Geographic information—XML schema implementation—Part 1: Encoding rules
Standard published on 30.5.2025
Selected format:General technical specification for public safety monitoring of urban infrastructure
Standard published on 30.5.2025
Selected format:Thematic map—Compilation specification for geographic base map
Standard published on 30.5.2025
Selected format:Latest update: 2026-11-11 (Number of items: 2 209 289)
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