2023-1-28 3.93.74.25
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Professional Standard List: Professional Standard - Telecommunication

YDN 010-1996  
  Issued on:   Price(USD):
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 2379.6-2022  
  Issued on: 2022-09-30   Price(USD):
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 4072-2022  
  Issued on: 2022-09-30   Price(USD):
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 2578.2-2013/XG1-2022  
  Issued on: 2022-10-20   Price(USD):
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 2400-2022  
  Issued on: 2022-09-30   Price(USD):
YD/T 4153.1-2022  
  Issued on: 2022-09-30   Price(USD):
YD/T 4176-2022  
  Issued on: 2022-09-30   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 4108-2022  
  Issued on: 2022-09-30   Price(USD):
YD/T 2379.2-2022  
  Issued on: 2022-09-30   Price(USD):
YD/T 4157-2022  
  Issued on: 2022-09-30   Price(USD):
YD/T 3421.12-2022  
  Issued on: 2022-09-30   Price(USD):
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