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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
The maximum allowable values of energy performance and energy efficiency grades of commercial refrigerating appliances - Part 1Refrigerated display cabinets with remote condensing unit
WITHDRAWN published on 19.7.2011
Selected format:Minimum allowable values of energy efficiency and energy efficiency grades for commercial refrigerating appliances—Part 2: Commercial refrigerated cabinets with self-contained condensing unit
WITHDRAWN published on 10.12.2015
Selected format:Minimum allowable values of energy efficiency and energy efficiency grades for commercial refrigerating appliances—Part 3: Refrigerated beverage vending machines
WITHDRAWN published on 17.12.2019
Selected format:Water saving enterprises—Fossil fired plant
WITHDRAWN published on 29.9.2011
Selected format:Water saving enterprises—Pulp and paper making industry
WITHDRAWN published on 29.9.2011
Selected format:Fixed capacitors for use in electronic equipment--Part 1: Generic specification
WITHDRAWN published on 27.11.1990
Selected format:Fixed capacitors for use in electronic equipment—Part 1:Generic specification
WITHDRAWN published on 2.11.2001
Selected format:Standard for production technology of bovine embryo
WITHDRAWN published on 29.9.2011
Selected format:Transmission line towers--Technical requirements for manufacturing
WITHDRAWN published on 18.7.1981
Selected format:Transmission line tower—Technical requirements for manufacturing
WITHDRAWN published on 14.4.2003
Selected format:Latest update: 2026-05-15 (Number of items: 2 278 685)
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