Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YD/T 1702-2007 Reliability of Public IP Network IP Fast Reroute Framework 210.0 via email in 1~3 business day valid
YDN 126-2009 Baseline requirements for network and information security of value-added telecommunication services 420.0 via email in 1~3 business day valid
GB 33473-2016 General technical requirements of handover interfacefor instant communication services 220.0 via email in 1~3 business day valid
YD/T 1590-2006 The Technical Requirement of Echo and Echo Control for Inter-Public Telecom Network 210.0 via email in 1~3 business day valid
YD/T 2010-2009 Technical Requirements of Services based on the Unified IMS Multimedia Conferencing Service (Release 1) 1050.0 via email in 1~3 business day valid
YD/T 1883.1-2009 Technical Requirements and Testing Methods for Voice Service of the Fixed Softswitch Network Part 1:TG and SG Access Mode 540.0 via email in business day abolished
YD/T 1388.6-2005 Technical requirements of the softswitch based services part 6:Video multimedia services 465.0 via email in 1~5 business day valid
YD/T 1403-2005 The technical requirement and test method of service qualification of peer peer short message interworkding between networks 450.0 via email in 1~3 business day valid
GB/T 29861-2013 The Architecture of IPTV Security 370.0 via email in 1~3 business day valid
GB/T 32406-2015 Technical requirements of M2M platform for logistic information service in mobile network 210.0 via email in 1~3 business day valid
YD/T 2054-2009 Technical requirements of content filter based on WAP gateway 150.0 via email in 1~3 business day valid
YD/T 1430-2006 Specification of interworking requirements for one number services 120.0 via email in 1~3 business day valid
YD/T 2009-2009 Technical Requirement of Services based on the Unified IMS Customized Multimedia Ringing Service (Release 1) 560.0 via email in business day valid
YD/T 1926.2-2009 IT Operations and Maintenance Service Management Technical Specification Part 2:Managed Service Definition 780.0 via email in 1~3 business day valid
YD/T 1979.1-2009 Technical Requirements of Roaming from 3G to 2G Network and from 3G to 3G Network Managed by Different Operators Part 1:Roaming from TD-SCDMA to GSM/GPRS Network and Roaming from TD-SCDMA to TD-SCDMA Network 384.0 via email in business day abolished
YD/T 2014-2009 Requirements of Unified Communications Services 120.0 via email in 1~3 business day valid
YD/T 1379-2005 The requirements for the calling line identification restriction between networks. 135.0 via email in 1~3 business day valid
YD/T 1895.1-2009 Mobile Network Service Dial Testing Management Technical Requirement Part 1:Dial Testing Management System Function 510.0 via email in 1~3 business day valid
YD/T 1377.2-2005 Testing methods of service and protocol of peer to peer short message interworking between networks.Part2 : Tesing methods of peer to peer short message interworking between PSTN and 525.0 via email in 1~3 business day valid
GB/T 32404-2015 General technological framework for logistic information service in mobile network based on M2M technology 255.0 via email in 1~3 business day valid
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