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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
Leisure accommodation vehicle—Liquefied petroleum gas system requirements
Execute Date: february 2027
Standard published on 2.7.2026
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General specification for motor integrated protection equipment
Execute Date: february 2027
Standard published on 2.7.2026
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Requirement for arc flash protection equipment
Execute Date: february 2027
Standard published on 2.7.2026
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Minimum allowable values of energy efficiency and energy efficiency grades for crystalline silicon photovoltaic modules and inverters
Execute Date: january 2027
Standard published on 27.6.2026
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Norm of energy consumption per unit products of monocrystalline silicon
Execute Date: january 2027
Standard published on 27.6.2026
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Rubber and rubber products—Determination of biobased content—Part 1:General principles and calculation methods using the formulation of the rubber compound
Execute Date: february 2027
Standard published on 2.7.2026
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Rubber and rubber products—Determination of biobased content—Part 2: Biobased carbon content
Execute Date: february 2027
Standard published on 2.7.2026
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Rubber and rubber products—Determination of biobased content—Part 3: Biobased mass content
Execute Date: february 2027
Standard published on 2.7.2026
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Materials for printed circuit boards and other interconnecting structures—Part 4-12: Prepreg for multilayer printed circuit boards—Non-halogenated multifunctional epoxide woven E-glass prepreg
Execute Date: february 2027
Standard published on 2.7.2026
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Materials for printed circuit boards and other interconnecting structures—Part 4-16: Prepreg for multilayer printed circuit boards—Non-halogenated multifunctional epoxide woven E-glass prepreg for lead-free assembly
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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