Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
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GB/T 14731-1993 Synchronous digital hierarchy bit rates 45.0 via email in 1~3 business day abolished
YD/T 1733-2008 Security Protection Testing Requirements for Fixed Communication Network 270.0 via email in 1~3 business day valid
YD/T 1749-2008 Security Protection Testing Requirements for Signalling Network 240.0 via email in 1~3 business day valid
GB 50374-2006 Code of Construction and Acceptance for Communication Conduit Engineering 380.0 via email in 1 business day valid
YD/T 1755-2008 Classified Security Protection Testing Requirements for Telecom Network and Internet for Physics Environment 150.0 via email in 1~3 business day valid
GB 12499-1990 Generic specification and measuring methods for rubidium frequency standards 105.0 via email in 1~3 business day abolished
GB/T 14733.6-2005 Terminology for telecommunication— Space radiocommunication 345.0 via email in 1~3 business day valid
GB/T 14733.2-1993 Terminology for telecommunications-Transmission lines and waveguides 510.0 via email in 1~5 business day abolished
YD/T 1757-2008 Classified Management Security Protection Testing Requirements for Telecom Network and Internet 360.0 via email in 1~3 business day valid
GB/T 7262.2-2001 Technical requirements and arrangement of equipment for highway communication--Arrangement of equipment 150.0 via email in 1~3 business day abolished
GB/T 7400.11-1999 Digital television terminology 240.0 via email in 1~3 business day abolished
YD/T 1429-2006 Performance requirements and Testing Methods for Lightning Protection system of Running Telecommunication Stations/Sites 330.0 via email in 1~3 business day valid
GB/T 16532-1996 Speech material library used DRT for articulation evaluation of communication equipments 975.0 via email in 1~3 business day abolished
YD/T 1748-2008 Security Protection Requirements for Signalling Network 180.0 via email in 1~3 business day valid
GB/T 14733.9-1993 Terminology for telecommunications Radio wave propagation 615.0 via email in 1~8 business day abolished
YD/T 1800-2008 Framework of Information Security Operation Center 210.0 via email in 1~3 business day valid
YD/T 1741-2008 Security Protection Testing Requirements for Value Added Service Network (Intelligent Network) 240.0 via email in 1~3 business day valid
GB/T 14733.7-1993 Terminology for telecommunications Oscillations,signals and related devices 630.0 via email in 1~8 business day abolished
GB/T 1417-1978 terminology for telecommunications equipment 2250.0 via email in 1~3 business day valid
GB/T 15160-2007 Land mobile communication system requirements using multi-channel access techniques without a central controller 360.0 via email in 1~3 business day valid
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