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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
Operation monitoring indicators and calculation methods for road freight market
Standard published on 25.5.2026
Selected format:Customer contact service—Requirements for collaboration between live and intelligent customer services
Standard published on 25.5.2026
Selected format:Service excellence—Principles and model for public service organizations
Standard published on 25.5.2026
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Lifting appliances—Technical specifications for welding of steel structures
Execute Date: february 2027
Standard published on 2.7.2026
Selected format:Micro-electromechanical system (MEMS) technology—Test method for coefficient of linear thermal expansion of micro-electromechanical solid-state material
Standard published on 2.7.2026
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Tools for pressing and moulding—Machined plates—Part 1:Machined plates for press tools
Execute Date: february 2027
Standard published on 2.7.2026
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Tools for pressing and moulding—Machined plates—Part 2:Machined plates for moulds
Execute Date: february 2027
Standard published on 2.7.2026
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Micro-electromechanical systems (MEMS) technology—Test method of electrical characteristics after cyclic bending deformation for flexible micro-electromechanical devices
Execute Date: february 2027
Standard published on 2.7.2026
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Micro-electro mechanical systemsMEMStechnology—Technical specification of automotive MEMS semiconductor gas sensor
Execute Date: february 2027
Standard published on 2.7.2026
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Connections for pneumatic fluid power—Plastic hoses dimensions and specification
Execute Date: february 2027
Standard published on 2.7.2026
Selected format:Latest update: 2026-11-05 (Number of items: 2 209 078)
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