2025-12-23 216.73.216.41
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Code of China
Chinese National Standard List: Communication network technical system

GB 15539-1995 Technical specifications for trunked mobile radio systems 
  Issued on: 1995-04-06   Translation Price(USD): 150.0
GB/T 15539-1995 Technical specifications for trunked mobile radio systems 
  Issued on: 1995-04-06   Translation Price(USD): 165.0
YD 734-1994 Technical specifications for optical cable transmission monitoring system 
  Issued on: 1994-09-28   Translation Price(USD): 375.0
YDN 071-1997 Signalling Test Specifications for Interface Between Mobile Service Switching Center and Base Station Subsystem of 900/1800MHz TDMA Digital Cellular Mobile Communications Network - Unit 2: Phase II Test Specification  
  Issued on: 1997-01-01   Translation Price(USD): 345.0
YDN 072-1997 Signalling Test Specifications for Mobile Application Part of 900/1800 MHz TDMA Digital Cellular Mobile Communications Network - Unit 2: Phase II Test Specification  
  Issued on: 1997-1-1   Translation Price(USD): 1410.0
YDN 057-1997 Technical requirements of access network - Optical access network based on passive optical network technology 
  Issued on: 1997-1-1   Translation Price(USD): 670.0
YDN 005-1996 Access Network General View  
  Issued on: 1996-1-1   Translation Price(USD): 180.0
GF 001-1990 Technical specifications for No.7 signal mode for Chinese inland telephone network (tentative specifications) (supplementary provision1 2-3 is attached)  
  Issued on: 1990-8-1   Translation Price(USD): 2910.0
YD 344-1990 Requirements for PABXs access to public telephone switching network 
  Issued on: 1990-05-10   Translation Price(USD): 570.0
GB 7437-1987 The transmission performance objectives for public analogue toll telephone automatic switching network 
  Issued on: 1987-03-16   Translation Price(USD): 90.0
GB 7283-1987 Communication system for urban public transport 
  Issued on: 1987-01-26   Translation Price(USD): 210.0
GF 010-1995 Technical Specifications in National NO.7 Signaling Mode -- Signalling Connection Control Part (SCCP) 
  Issued on: 1995-01-01   Translation Price(USD): 500.0
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