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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
DCE/DTE interface for a start-stop mode data terminal equipment accessing the packet assembly/disassembly facility (PAD) in a pubic data network situated in the same country
Standard published on 11.11.1999
Selected format:Procedure for the exchange of control information and user data between a packet assembly/disassembly (PAD) facility and a packet mode DTE or another PAD
Standard published on 11.11.1999
Selected format:Packet-switched signalling system between public networks providing data transmission services
Standard published on 11.11.1999
Selected format:Use on public data networks of data terminal equipment (DTE) which is designed for interfacing to synchronous V-series MODEMs
Standard published on 30.9.2009
Selected format:Specifications for rivet
Standard published on 2.7.1986
Selected format:Photovoltaic direct-driven appliance controllers—Part 2: Operation modes and graphic display
Standard published on 4.1.2026
Selected format:Photovoltaic direct-driven appliance controllers—Part 2: Operation modes and graphic display
Standard published on 4.1.2026
Selected format:Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to asynchronous duplex V-series MODEMS
Standard published on 30.9.2009
Selected format:The requirement for inspection and exchange of container of port and station for in or out
Standard published on 17.3.2023
Selected format:Determination of mean diameter of wool fibres—Air permeability method
Standard published on 30.12.2022
Selected format:Latest update: 2026-03-19 (Number of items: 2 268 472)
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