2025-12-17 216.73.216.99
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
YD/T 1388.3-2005 Technical requirements of the softswitch based services part3 : Call forwarding services 210.0 via email in 1~3 business day valid,,2005-12-1
YDN 006-1996 Technical Requirements for Centralized Management System of Automatic Telephone Charging Equipment (Tentative Specifications) 120.0 via email in 1~3 business day valid,,1990-11-1
YD/T 1037-2000 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of CAMEL Application Part(CAP) 1300.0 via email in 1~5 business day valid,,2000-1-28
YD/T 1388.5-2005 Technical requirements of the softswitch based services part 5 : Click to dial services 360.0 via email in 1~3 business day valid,,2005-12-1
YDN 109-1998 General specifications for integrated circuit(IC)card payphone and system 1290.0 via email in 1~10 business day superseded,2004-12-1,2000-4-1
YD/T 1377.1-2005 Testing methods of service and protocol of peer to peer short message interworking between networksPart1 : Testing methods of peer to peer short message interworking between PSTN and 675.0 via email in 1~3 business day valid,,2005-12-1
YD/T 1201-2002 Services and basic function requirements for In CS—2 490.0 via email in 1~3 business day valid,,2002-6-21
YD/T 2024-2009 Technical Requirements of Increasing Trunk Capacity for Internet Connections 150.0 via email in 1~3 business day superseded,2019-4-1,2010-1-1
YD/T 1044-2000 The General Technical Requirement of IP telephony an IP Fax Services 1270.0 via email in 1~5 business day valid,,2000-2-23
YD/T 2023-2009 The general technique requirements of service quality monitor System in Multi-carrier internet 340.0 via email in 1~5 business day superseded,2014-1-1,2010-1-1
YDN 115.2-1999 Test Specification for China Intelligent Network Services (Wide Area Centrex) 1620.0 via email in 1~5 business day valid,,2000-4-1
YDN 116-1999 Information Stream of Universal Personal Telecommunication Service (UPT), Wide Area Centrex Switch Service (WAC), Vote of Telephone Service (VOT) and Mass Calling Service (MAS) (Internal Standard) 3270.0 via email in 1~5 business day valid,,2000-4-1
YD/T 1040-2000 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Short Message Center Equipment Testing Specification Part one:Point-to-Point Short Message Service 1215.0 via email in 1~10 business day superseded2005-11-01,2005-11-1,2000-1-28
YD/T 1248.3-2004 Short message service based on PSTN Technique requirements of short message centre 450.0 via email in 1~3 business day valid,,2005-1-1
YDN 030.2-1997 Code Number and Dialing Procedure of Universal Personal Telecommunication, Wide Area Centrex Switch (WAC), Vote of Telephone (VOT) and Mass Calling (MAS) Services 234.0 via email in 1~3 business day valid,,1997-5-1
YDN 046-1997 Technical Requirements for Automatic Accounting System of Telephone of Centralized Charging and Management Type (Tentative Specifications) 180.0 via email in 1~3 business day valid,,1997-3-1
YD/T 1522.3-2006 Technical Requirements for Session Initiation Protocol Part 3:Interworking between ISUP and SIP 720.0 via email in 1~3 business day valid,,2007-1-1
YD/T 1533.2-2006 Technical Requirements of Multimedia Message Service Based on Fixed Network Part 2:Multimedia Message Service Interface 720.0 via email in 1~3 business day valid,,2007-1-1
YD/T 1264-2003 General technical requirement of IP telephony and IP fax services:Phase two 2400.0 via email in 1~3 business day valid,,2003-6-5
YDB 006-2007 Technical Requirements for PSTN/ISDN Emulation Services in NGN 120.0 via email in 1~3 business day valid,,2007-6-11
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YD/T 1388.3-2005 Technical requirements of the softswitch based services part3 : Call forwarding services 
  Issued on: 2005-9-1   Price(USD): 210.0
YDN 006-1996 Technical Requirements for Centralized Management System of Automatic Telephone Charging Equipment (Tentative Specifications) 
  Issued on: 1996-1-1   Price(USD): 120.0
YD/T 1037-2000 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of CAMEL Application Part(CAP) 
  Issued on: 2000-01-28   Price(USD): 1300.0
YD/T 1388.5-2005 Technical requirements of the softswitch based services part 5 : Click to dial services 
  Issued on: 2005-9-1   Price(USD): 360.0
YDN 109-1998 General specifications for integrated circuit(IC)card payphone and system 
  Issued on: 1998-1-1   Price(USD): 1290.0
YD/T 1377.1-2005 Testing methods of service and protocol of peer to peer short message interworking between networksPart1 : Testing methods of peer to peer short message interworking between PSTN and  
  Issued on: 2005-9-1   Price(USD): 675.0
YD/T 1201-2002 Services and basic function requirements for In CS—2 
  Issued on: 2002-06-21   Price(USD): 490.0
YD/T 2024-2009 Technical Requirements of Increasing Trunk Capacity for Internet Connections 
  Issued on: 2009-12-11   Price(USD): 150.0
YD/T 1044-2000 The General Technical Requirement of IP telephony an IP Fax Services 
  Issued on: 2000-2-23   Price(USD): 1270.0
YD/T 2023-2009 The general technique requirements of service quality monitor System in Multi-carrier internet 
  Issued on: 2009-12-11   Price(USD): 340.0
YDN 115.2-1999 Test Specification for China Intelligent Network Services (Wide Area Centrex) 
  Issued on: 1999-04-01   Price(USD): 1620.0
YDN 116-1999 Information Stream of Universal Personal Telecommunication Service (UPT), Wide Area Centrex Switch Service (WAC), Vote of Telephone Service (VOT) and Mass Calling Service (MAS) (Internal Standard) 
  Issued on: 1999-04-01   Price(USD): 3270.0
YD/T 1040-2000 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Short Message Center Equipment Testing Specification Part one:Point-to-Point Short Message Service 
  Issued on: 2000-01-28   Price(USD): 1215.0
YD/T 1248.3-2004 Short message service based on PSTN Technique requirements of short message centre 
  Issued on: 2004-07-16   Price(USD): 450.0
YDN 030.2-1997 Code Number and Dialing Procedure of Universal Personal Telecommunication, Wide Area Centrex Switch (WAC), Vote of Telephone (VOT) and Mass Calling (MAS) Services 
  Issued on: 1997-4-1   Price(USD): 234.0
YDN 046-1997 Technical Requirements for Automatic Accounting System of Telephone of Centralized Charging and Management Type (Tentative Specifications)  
  Issued on: 1997-1-1   Price(USD): 180.0
YD/T 1522.3-2006 Technical Requirements for Session Initiation Protocol Part 3:Interworking between ISUP and SIP 
  Issued on: 2006-12-11   Price(USD): 720.0
YD/T 1533.2-2006 Technical Requirements of Multimedia Message Service Based on Fixed Network Part 2:Multimedia Message Service Interface 
  Issued on: 2006-12-11   Price(USD): 720.0
YD/T 1264-2003 General technical requirement of IP telephony and IP fax services:Phase two 
  Issued on: 2003-6-5   Price(USD): 2400.0
YDB 006-2007 Technical Requirements for PSTN/ISDN Emulation Services in NGN 
  Issued on: 2007-06-11   Price(USD): 120.0
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