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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
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YD/T 2921-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1849-2009 2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network Technical Specification of HSUPA RAN via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1948.8-2015 via email in VALID please email coc@codeofchina.com for quotation
YD 5091-2000 Interim Provisions for Test of Anti-seismic Performances of SDH Optical Telecommunications Equipment 195 (USD) via email in 1-3 business day ABOLISHED
YD/T 638.10-1993 75 (USD) via email in 1-3 business day VALID
YD/T 2917-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T/Z 19-1978 via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1545.2-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Layer 2 (Phase Ⅰ) Part 2:RLC via email in VALID please email coc@codeofchina.com for quotation
YD/T 757-1995 195 (USD) via email in 1-3 business day ABOLISHED
YD/T 5171-2009 via email in VALID please email coc@codeofchina.com for quotation
YD/T 2760-2014 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1944-2009 Technical Requirements for BGP-MPLS IPv6 VPN via email in VALID please email coc@codeofchina.com for quotation
YD/T 2904.1-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 838.1-2003 Multicore and symmetrical pair/quad cables for digital communications Part 1:Generic specification 675 (USD) via email in 1-5 business day ABOLISHED
YD/T 635-1993 165 (USD) via email in 1-3 business day
YD XXX 3-1995 375 (USD) via email in 1-3 business day VALID
YD/T 2617-2013 Flexible steel tube armored cable connectors 500 (USD) via email in 1 business day VALID
YD/T 1096-2009 Equipment technical specification - Edge router 810 (USD) via email in 1-8 business day VALID
YD/T 2767-2014 via email in VALID please email coc@codeofchina.com for quotation
YD 5013-1995 Technical Specifications for the Design of the Posts Center Project 960 (USD) via email in 1-8 business day ABOLISHED
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