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

SL 307-2004 Rules for naming and distributing of IP address of china water information network 
  Issued on: 2004-11-8   Translation Price(USD): 370.0
YD/T 1544.6-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 6:Measurement 
  Issued on: 2007-5-16   Translation Price(USD): 190.0
YDC 043.7-2006 Technical Requirements of Wireless Application Protocol (WAP) Part 7 Persistent Storage Interface 
  Issued on: 2006-3-8   Translation Price(USD): 390.0
YDN 031-1997 Technical System of Intelligent Network (Temporary Regulations)  
  Issued on: 1997-4-1   Translation Price(USD): 480.0
YDN 038.1-1999 Specifications of Signalling System No. 7 - Isdn User Part 
  Issued on: 1999-08-01   Translation Price(USD): 240.0
YD/T 1249-2003 The Technical Requirements of Integrated Intelligent Network System 
  Issued on: 2003-1-22   Translation Price(USD): 240.0
GB/Z 20177.2-2006 Control network LONWORKS technology specification - Part 2: Power line channel specification 
  Issued on: 2006-5-8   Translation Price(USD): 240.0
YDN 005-1996 Access Network General View  
  Issued on: 1996-1-1   Translation Price(USD): 180.0
YDC 043.8-2006 Technical Requirements of Wireless Application Protocol (WAP) Part 8 External Functionality Interface 
  Issued on: 2006-03-08   Translation Price(USD): 615.0
YD/T 1420-2005 Technical requirements for jitter and wander in digital networks based on 2048kbit/s hierarchy 
  Issued on: 2005-12-26   Translation Price(USD): 520.0
GB 7283-1987 Communication system for urban public transport 
  Issued on: 1987-01-26   Translation Price(USD): 210.0
YD/T 1350.4-2007 Technical Specification for Interface of WDM Network Management System Part 4:Interface based on CORBA/IDL 
  Issued on: 2007-07-20   Translation Price(USD): 2085.0
YDC 043.6-2006 Technical Requirements of Wireless Application Protocol (WAP) Part 6 User Agent Caching Mechanism 
  Issued on: 2006-3-8   Translation Price(USD): 225.0
YD/T 1289.2-2003 Synchronous Digital Hierarchy (SDH)transport network management system technical specification - part 2 : Element Management System (EMS)function 
  Issued on: 2003-9-8   Translation Price(USD): 520.0
YDN 044-1997 Technical system of 800MHz CDMA digital cellular mobile communication network 
  Issued on: 1997-1-1   Translation Price(USD): 600.0
GB/T 29200-2012 Test method for public telecommunication network equipments security—Calling party number information 
  Issued on: 2012-12-31   Translation Price(USD): 430.0
GB 15539-1995 Technical specifications for trunked mobile radio systems 
  Issued on: 1995-04-06   Translation Price(USD): 150.0
YD/T 1052-2000 800MHz CDMA Digital Cellular Mobile Communication Network Mobile Application Part Test Specifications 
  Issued on: 2000-3-23   Translation Price(USD): 1170.0
YD/T 1928.1-2009 Softswitch Network Management System Technical Specification Part 1:General Technical Requirements 
  Issued on: 2009-6-15   Translation Price(USD): 90.0
YDN 099-1998 Technical System of Phototiming Transport Network 
  Issued on: 1998-7-23   Translation Price(USD): 2790.0
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