Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YD/T 722-1994 Polyolefin Insulated, PVC Sheathed, Parallel-Twin Copper-Clad Steel Wires for Telephone Subscribers Communication 120.0 via email in 1~3 business day valid
YD/T 841.1-2008 Plastic Pipe for Buried Communication Conduit Part 1:General 210.0 via email in 1~3 business day abolished
YD/T 926.1-2009 Telecommunication Generic Cabling System for Building Part 1: Generic Specification 1050.0 via email in 1~3 business day valid
YD/T 926.2-2009 Telecommunication Generic Cabling System for Building Part 2: Cable requirements 330.0 via email in 1~3 business day valid
YDJ 9-1990 Specification for Engineering Design of Urban Local Communication Full-Plastic Cables Lines 780.0 via email in 1~3 business day valid
YD/T 841.5-2008 Plastic Pipe for Buried Communication Conduit Part 5:Plum Blossom Pipe 150.0 via email in 1~3 business day superseded
YD/T 1950-2009 Technical Requirements for Access network——ADSL line Transceiver (ATU-C)In-band Management 510.0 via email in 1~3 business day abolished
YD/T 2008-1993 Standard for design of Telecommunications facilites in civic residential district and office buildings 360.0 via email in 1~3 business day valid
YD/T 1966-2009 50Ω Radio-Frequency Coaxial Jumpers for Mobile Communication 180.0 via email in 1~3 business day valid
YD/T 798-1996 Telecommunication Line Air Pressure Monitoring System 270.0 via email in 1~3 business day abolished
YD/T 1479-2006 Technical Requirements and Testing Methods of Primary Reference Clock Equipment 270.0 via email in 1~3 business day valid
YD/T 1451-2006 The Test Methods for Routing Protocol Based on IPv6(OSPF) 174.0 via email in 1~3 business day valid
YD/T 531-1992 PVC insulated, PVC sheathed, LF communication cables and wires Solid- or stranded-conductor, PVC insulated cables and wires for shielding-type equipment 690.0 via email in 1~3 business day abolished
YD/T 814.2-2005 Closure for optical fiber cables Part2:Closure for optical fiber composite overhead ground wires 135.0 via email in 1~3 business day valid
YD/T 926.1-2001 Telecommunication Generic Cabling System for Building Part 1:Generic Specification 570.0 via email in 1~5 business day superseded
GB/T 28509-2012 Ultrafine coaxial cables with insulation diameter below 1 mm and cable assemblies 450.0 via email in 1~3 business day valid
YD/T 1442-2006 The Technical Requirement for IPv6——Address Transition and Quality of Service 330.0 via email in 1~3 business day valid
YD/T 926.1-1997 Telecommunication generic cabling system for building Part 1:Generic Specification 615.0 via email in 1~8 business day abolished
YD/T 1949.2-2009 Technical requirements for access network – Gigabit-capable passive optical network (GPON) Part2: Physical media dependent (PMD) layer requirements 330.0 via email in 1~3 business day valid
YD XXX 3-1995 YD XXX 3-1995 Telecommunication Cable Subsidiary Conduit Atlas (on Trial) 360.0 via email in 1~3 business day valid
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