2025-12-21 216.73.216.41
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits 184.0 via email in 1~3 business day valid,,1983-10-1
YD/T 926.1-2009 Telecommunication Generic Cabling System for Building Part 1: Generic Specification 1050.0 via email in 1~3 business day superseded,2023-8-1,2009-9-1
GB/T 21644-2008 General Description of Networks Distance Learning 360.0 via email in 1~3 business day to be superseded,2026-5-1,2008-11-1
YDC 045-2007 General Technical Requirements of Networking Based on Softswitch 855.0 via email in 1~5 business day valid,,2007-3-16
GB/T 18498-2001 Interworking between packet switched public data networks and public maritime mobile satellite data transmission systems 190.0 via email in 1~3 business day valid,,2002-6-1
GB/T 28501-2012 Technical requirements of telephony routing over IP(TRIP) 660.0 via email in 1~3 business day valid,,2012-10-1
YD/T 1290.2-2005 Technical requirements of peer to peer short message interworking between networks Part2:Interworking between PSTN and PSTN short message service 304.0 via email in 1~3 business day superseded,2011-1-1,2005-12-1
GB/T 13136-1991 Specifications for the local subscriber loop carrier equipment 210.0 via email in 1~3 business day abolished2005-10-14,,1992-4-1
YD/T 1550.4-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface(Phase I)Part 4:NBAP 50.0 via email in 1~3 business day valid,,2007-5-16
YD/T 1350.3-2005 Technical specification of WDM network management interface Part3:information model based on GDMO/CMIP part 850.0 via email in 1~3 business day valid,,2005-11-1
YD/T 1882-2009 The Technical Requirement of Interworking between Digital Trunking Networks Operated by Different Carrier 90.0 via email in 1~3 business day valid,,2009-9-1
GB/T 26244-2010 Information technology—Group management protocol 480.0 via email in 1~3 business day valid,,2011-5-1
GB 3377-1982 Multi frequency register signalling system for telephone antomatic switching network 270.0 via email in 1~3 business day valid,,1983-10-1
GB/T 30246.7-2013 Home Network - Part 7: Control Network Communication Protocol 210.0 via email in 1~3 business day valid,,2014-7-15
YD/T 1584.3-2007 Technical Specification for 2GHz Digital Cellular Mobile Communications Network Management General Part 3 Interface Analysis 1110.0 via email in 1~3 business day valid,,2007-5-16
YD/T 1707-2007 Testing Methods for Firewall 1560.0 via email in 1~3 business day valid,,2008-1-1
SJ/T 11314-2005 Specification for home sub-network communication protocol 510.0 via email in 1~3 business day valid,,2005-9-1
YD/T 1948.2-2009 Technical Requirement of Ethernet over Transport Part 2:Ethernet UNI and Ethernet NNI 450.0 via email in 1~3 business day valid,,2009-9-1
YD/T 1551-2007 Testing Methods for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface (Phase Ⅰ) 750.0 via email in 1~8 business day superseded,2009-9-1,2007-5-16
GB/T 13948-1992 Measuring methods for transmitters 904.0 via email in 1~5 business day abolished2005-10-14 ,,1993-8-1
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GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits 
  Issued on: 1982-1-2   Price(USD): 184.0
YD/T 926.1-2009 Telecommunication Generic Cabling System for Building Part 1: Generic Specification 
  Issued on: 2009-6-15   Price(USD): 1050.0
GB/T 21644-2008 General Description of Networks Distance Learning 
  Issued on: 2008-4-10   Price(USD): 360.0
YDC 045-2007 General Technical Requirements of Networking Based on Softswitch 
  Issued on: 2007-03-16   Price(USD): 855.0
GB/T 18498-2001 Interworking between packet switched public data networks and public maritime mobile satellite data transmission systems 
  Issued on: 2001-01-01   Price(USD): 190.0
GB/T 28501-2012 Technical requirements of telephony routing over IP(TRIP) 
  Issued on: 2012-6-29   Price(USD): 660.0
YD/T 1290.2-2005 Technical requirements of peer to peer short message interworking between networks Part2:Interworking between PSTN and PSTN short message service 
  Issued on: 2005-09-01   Price(USD): 304.0
GB/T 13136-1991 Specifications for the local subscriber loop carrier equipment 
  Issued on: 1991-08-15   Price(USD): 210.0
YD/T 1550.4-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface(Phase I)Part 4:NBAP 
  Issued on: 2007-5-16   Price(USD): 50.0
YD/T 1350.3-2005 Technical specification of WDM network management interface Part3:information model based on GDMO/CMIP part 
  Issued on: 2005-5-11   Price(USD): 850.0
YD/T 1882-2009 The Technical Requirement of Interworking between Digital Trunking Networks Operated by Different Carrier 
  Issued on: 2009-6-15   Price(USD): 90.0
GB/T 26244-2010 Information technology—Group management protocol 
  Issued on: 2011-1-14   Price(USD): 480.0
GB 3377-1982 Multi frequency register signalling system for telephone antomatic switching network 
  Issued on: 1982-12-29   Price(USD): 270.0
GB/T 30246.7-2013 Home Network - Part 7: Control Network Communication Protocol 
  Issued on: 2013-12-31   Price(USD): 210.0
YD/T 1584.3-2007 Technical Specification for 2GHz Digital Cellular Mobile Communications Network Management General Part 3 Interface Analysis 
  Issued on: 2007-5-16   Price(USD): 1110.0
YD/T 1707-2007 Testing Methods for Firewall 
  Issued on: 2007-9-29   Price(USD): 1560.0
SJ/T 11314-2005 Specification for home sub-network communication protocol 
  Issued on: 2005-6-28   Price(USD): 510.0
YD/T 1948.2-2009 Technical Requirement of Ethernet over Transport Part 2:Ethernet UNI and Ethernet NNI 
  Issued on: 2009-6-15   Price(USD): 450.0
YD/T 1551-2007 Testing Methods for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface (Phase Ⅰ) 
  Issued on: 2007-05-16   Price(USD): 750.0
GB/T 13948-1992 Measuring methods for transmitters 
  Issued on: 1992-01-02   Price(USD): 904.0
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