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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
Tests on electric and optical fibre cables under fire conditions—Part 34Test for vertical flame spread of vertically-mounted bunched wires or cables—Category B
Standard published on 15.4.2022
Selected format:Tests on electric and optical fibre cables under fire conditions—Part 35Test for vertical flame spread of vertically-mounted bunched wires or cables—Category C
Standard published on 9.3.2022
Selected format:Tests on electric and optical fibre cables under fire conditions—Part 36Test for vertical flame spread of vertically-mounted bunched wires or cables—Category D
Standard published on 9.3.2022
Selected format:Fertilizer marking—Presentation and declaration
Standard published on 30.4.2021
Selected format:General technical requirements for products with filling materials
Standard published on 2.12.2025
Selected format:Electric vehicles safety requirements
Standard published on 31.12.2025
Selected format:Battery electric vehicles—Power performance—Test method
Standard published on 23.8.2024
Selected format:Test methods for energy consumption and range of electric vehicles—Part 1: Light-duty vehicles
Standard published on 9.3.2021
Selected format:Test methods for energy consumption and range of electric vehicles—Part 2: Heavy-duty commercial vehicles
Standard published on 12.10.2022
Selected format:Limits and test method of magnetic and electric field strength from electric vehicles
Standard published on 12.5.2017
Selected format:Latest update: 2026-09-11 (Number of items: 2 300 165)
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