2023-9-23 3.214.184.223
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Professional Standard List: Professional Standard - Telecommunication

YD/T 4021.1-2022 Metro app | icationI ine -side optica | transce iver module- -Part 1 100Gb/s 
  Issued on: 2022-4-8   Price(USD): 675.0
YD/T 561-1992 Private Letter Box for Multistorey and High-rise Block of Flets 
  Issued on:   Price(USD): 610.0
YD/T 5145-2007 Provisional specifications for engineering acceptance of automatically switched optical network (ASON) 
  Issued on: 1900-1-0   Price(USD): 750.0
YD/T 1782-2008 Technical Specification of RAN Equipment for 2GHz TD-SCDMA Digital Cellular Mobile Communication Network MBMS System (Phase 1) 
  Issued on:   Price(USD): 370.0
YD/T 5152-2007 Acceptance specification of optical fiber cable in the leading-in room 
  Issued on: 1900-1-0   Price(USD): 360.0
YD/T 695-1993 Local telephone communication system overvoltage overcurrent protection technology requirements 
  Issued on:   Price(USD): 190.0
YD/T 1169.1-2001 Requirement and Measurement Methods of Electromagnetic Compatibility for 800MHz CDMA Digital Cellular Mobile Telecommunications System Part 1: Mobile Station and Ancillary Equipment 
  Issued on:   Price(USD):
YD/T 163L-2007 Virtual concatenations and links of synchronous digital hierarchy (SDH) 
  Issued on:   Price(USD):
YD/T 1779-2008 Testing Methods of TD-SCDMA/GSM (GPRS) Dual Mode Digital Mobile User Equipment 
  Issued on:   Price(USD): 200.0
YDB 140-2013 Technical requirement of radio access network self - organizing networks (SON) management 
  Issued on: 2013-12-11   Price(USD): 1234.0
YD/T 322-1996 Copper-core, composite polyolefin insulated, aluminum-plastic sheathed cables for urban local telecommunication 
  Issued on:   Price(USD): 1260.0
YD/T 4089-2022 Technical requirements for Mobile Internet Application Performance Management Platform 
  Issued on: 2022-9-30   Price(USD): 210.0
YD/T 1230-2002 Technical specifications for police-use interfaces of 900/1800MHz TDMA digital cellular mobile communication system 
  Issued on:   Price(USD): 1669.0
YD/T 1969-2009 Intelligent Energy Saving System by Fresh Ari for Telecommunication Stations/Sites 
  Issued on: 2009-06-15   Price(USD): 440.0
YDB 135-2013 Technical Requirement Specification for The Client Of Mobile Application Store 
  Issued on: 2013-12-11   Price(USD): 700.0
YDC 059-2007 IP bearer network security requirements 
  Issued on:   Price(USD):
YD/T L634-2007 Optical transport network (OTN) physical layer interface 
  Issued on:   Price(USD):
YDB 151-2014 Trunking service based on TD-LTE public mobile telecommunication network - RAN technical requirement (Phase 1) 
  Issued on: 2015-01-30   Price(USD): 300.0
YD XXX 4-1997 Technical specification for purchasing equipment of SDH optical cable system engineering (Trial) 
  Issued on:   Price(USD): 675.0
YD/T 1462-2009 Internet service quality test methods 
  Issued on:   Price(USD): 1104.0
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