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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
Fine ceramics—Methods of test for coatings—Determination of internal stress in ceramic coatings by application of the Stoney formula
Standard published on 23.8.2024
Selected format:Terminology and classification for veggie meat analogues
Standard published on 23.8.2024
Selected format:Sea level change observation and impact assessment
Standard published on 23.8.2024
Selected format:Technical requirements for phytosanitary treatment of Bactrocera dorsalis (Hendel)
Standard published on 23.8.2024
Selected format:Technical specification for information management of bulk grain purchase and storage
Standard published on 23.8.2024
Selected format:Grain storage—Technical specification for maize storage
Standard published on 23.8.2024
Selected format:Determination of total sulfur in fertilizers—High temperature combustion
Standard published on 23.8.2024
Selected format:Detection and identification of Didymella glomerata (Corda) Qian Chen & L. Cai
Standard published on 23.8.2024
Selected format:Soil quality—Determination of 22 elements—Digest with acids and analyse with inductively coupled plasma mass spectrometry
Standard published on 23.8.2024
Selected format:Operation and maintenance specification for cloud platform of geographic spatiotemporal information
Standard published on 23.8.2024
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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