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YD/T 1322.2-2004 Electronic commerce technical specification Part two:payment gateway 1080 (USD) via email in 1-8 business day VALID
YDN 053.3-1997 Technical Specifications for Type 3/4 (AAL) in Adaptation Layer of B-ISDN ATM 810 (USD) via email in 1 business day VALID
YD/T 2016.2-2009 IPTV OSS Management Interface Technical Specification Part 2:bearing network via email in VALID please email coc@codeofchina.com for quotation
YD/T 1468-2006 Technical Requirements of IPSec Traverse NAT 390 (USD) via email in 1-3 business day VALID
YD/T 5202-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 855.1-1996 1185 (USD) via email in 1-8 business day VALID
YD/T 1289.5-2007 Technical Specification for SDH Transport Network Management-Part 5:EMS-NMS The Generic Information Model via email in VALID please email coc@codeofchina.com for quotation
YD/T 5112-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 590.1-1992 180 (USD) via email in 1-3 business day ABOLISHED
YD/T 2571-2013 via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1482-2006 Classification of electromagnetic environmental conditions for telecommunication equipments 225 (USD) via email in 1-3 business day VALID
YD/T 2962-2015 via email in 1 business day VALID please email coc@codeofchina.com for quotation
YD/T 1241-2002 800MHz CDMA digital cellular mobile telecommunication network technical requirements and test methods for repeater 315 (USD) via email in 1-3 business day VALID
YD/T 1858-2009 Digital Cellular Mobile Telecommunication Network Generic Authentication Architecture for 2GHz TD-SCDMA/WCDMA (Phase 2) 1410 (USD) via email in 1-10 business day VALID
YDN 030.1-1997 675 (USD) via email in 1-5 business day VALID
YD/T 1195-2002 Test specification for No.7 signalling system—— the 2Mbit/s high speed signalling link 1875 (USD) via email in 1-10 business day VALID
YD/T 1026-1999 1980 (USD) via email in 1-10 business day ABOLISHED
YD/T 2851-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 756-1995 75 (USD) via email in 1-3 business day VALID
YD/T 2833.1-2015 via email in VALID please email coc@codeofchina.com for quotation
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