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YD/T 2616.5-2014 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1806-2008 The Technical Requirements for the Devices Based on IP in Remote Visual Surveillance System 450 (USD) via email in 1-3 business day VALID
YDB 071.1-2011 Guide for energy saving technology of power supply and Room environment for telecommunications Part 1: General Rules via email in VALID please email coc@codeofchina.com for quotation
YD/T 2941.1-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 926.2-2001 Telecommunication Generic Cabling System for Building Part 2:Cable Requirements for Generic Cabling 180 (USD) via email in 1-3 business day ABOLISHED
YD/T 2885-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 988-2007 Cross Connecting Cabinet for Communication Optical Cable via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 620-1998 300 (USD) via email in 1-3 business day
YD/T 5180-2009 via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 2634-2013 Technical requirements for 2GHz WCDMA digital cellular mobile communication network user equipment (Phase 6) - High speed packet access plus (HSPA+) Packages Access 1344 (USD) via email in 1 business day VALID
YD/T 2701-2014 2249 (USD) via email in 1 business day VALID
YD/T 2563.3-2013 via email in VALID please email coc@codeofchina.com for quotation
YD/T 2593-2013 via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 813-1996 90 (USD) via email in 1-3 business day VALID
YD/T 718-2006 Technical Requirements and Measuring Methods of Telegraphone 225 (USD) via email in 1-3 business day VALID
YD/T 5179-2009 Acceptance Specification of Network Management System for Optical Fiber Cable Telecommunication Project 630 (USD) via email in 1-5 business day VALID
YD/T 2911-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 611-1993 105 (USD) via email in 1-3 business day VALID
YD/T 1668-2007 Technical Specification for STM-64 optical fiber line system via email in VALID please email coc@codeofchina.com for quotation
YD/T 2763-2014 via email in VALID please email coc@codeofchina.com for quotation
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