2025-12-19 216.73.216.41
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 12499-1990 Generic specification and measuring methods for rubidium frequency standards 105.0 via email in 1~3 business day superseded2013-06-01,2013-6-1,1991-5-1
GB/T 15941-1995 Requirements for synchronous digital hierarch (SDH) optical fiber cable line systems of national public telecommunication network 600.0 via email in 1~8 business day superseded,2008-11-1,1996-8-1
SJ 50973/23-2006 Cable flexible coaxial physically-foamed polyethylene insulation type SYWY-50-4-51、SYWY-50-4-52、SYWYZ-50-4-51、SYWYZ-50-4-52、SYWRZ-50-4-51、SYWRZ-50-4-52 detail specification for 160.0 via email in 1~3 business day valid,,2006-12-30
YD/T 1898-2009 The Conformance Testing Specification for IKEv2 Protocol 600.0 via email in 1~3 business day valid,,2009-9-1
DB44/T 1554-2015 Reliability test methods for high definition digital audio video system on-board via email in business day abolished2025-08-31,,2015-6-26
YD/T 1972.2-2009 Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment Part 2:User data equipment 210.0 via email in 1~3 business day valid,,2010-1-1
GB/T 15845.4-1995 Performance requirements of audiovisual terminals--Narrow-band visual telephone systems and terminal equipment 190.0 via email in 1~3 business day superseded2003-08-01,2003-8-1,1996-6-1
GB/T 1778.2-1989 Measuring methods for characteristics of monophonic broadcast tape recorders 260.0 via email in 1~3 business day abolished2005-10-14 ,,1990-2-1
GB/T 18310.11-2003 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-11: Tests axial compression 180.0 via email in 1~3 business day abolished2005-10-14 ,,2004-8-1
DB31/ 652-2012 The norm of energy consumption per unit information flow of communications industry(The part of mobile communications macro base station and data center) 165.0 via email in 1~3 business day valid,,2013-2-1
GB 33473-2016 General technical requirements of handover interfacefor instant communication services 220.0 via email in 1~3 business day valid,,2017-1-1
YD/T 1315-2004 Test method of adaption layer of No.7 signalling interworking with IP--Message Transfer Part (MTP) level 2 peer-to-peer adaption layer 990.0 via email in 1~5 business day valid,,2005-1-1
QJ 2400-1992 Acceptance Specification for Aerospace Science and Technology Video 90.0 via email in 1~3 business day valid,,1992-12-1
YD/T 1546-2007 2GHz WCDA Digital Cellular Mobile Communication Network—Uu Interface Technical Specification of RRC 10890.0 via email in 1~3 business day valid,,2007-5-16
SJ/T 11138.3-1997 Coaxial cable with physically-foamed polyethylene insulation for use in cabled distribution systems-Type SYWV-75-9,SYWY-75-9,SYWLY-75-9 160.0 via email in 1~3 business day valid,,1998-1-1
GY/T 89-1985 Technical criteria of medium distance microwave transmission of TV programme 264.0 via email in 1~3 business day abolished2019-06-24 ,,1985-12-1
YD/T 1899-2009 Technical Requirements of Deep Packet Inspection Device 300.0 via email in 1~3 business day valid,,2009-9-1
GB/T 13619-2009 Interference calculation methods for digital radio-relay systems 480.0 via email in 1~3 business day valid,,2010-7-1
GB/T 13859-1992 Performance and test methods of 30 channels pulse code modulation drop/insert equipment at 2048 kbit/s 180.0 via email in 1~3 business day abolished2017-12-15,,1993-5-1
GB/T 19490-2004 Telecommunication regulation for maritime mobile services - General 100.0 via email in 1~3 business day superseded,2022-7-1,2004-12-1
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GB 12499-1990 Generic specification and measuring methods for rubidium frequency standards 
  Issued on: 1990-8-30   Price(USD): 105.0
GB/T 15941-1995 Requirements for synchronous digital hierarch (SDH) optical fiber cable line systems of national public telecommunication network 
  Issued on: 1995-01-02   Price(USD): 600.0
SJ 50973/23-2006 Cable flexible coaxial physically-foamed polyethylene insulation type SYWY-50-4-51、SYWY-50-4-52、SYWYZ-50-4-51、SYWYZ-50-4-52、SYWRZ-50-4-51、SYWRZ-50-4-52 detail specification for 
  Issued on: 2006-8-7   Price(USD): 160.0
YD/T 1898-2009 The Conformance Testing Specification for IKEv2 Protocol 
  Issued on: 2009-6-15   Price(USD): 600.0
DB44/T 1554-2015 Reliability test methods for high definition digital audio video system on-board 
  Issued on: 2015-03-26   Price(USD):
YD/T 1972.2-2009 Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment Part 2:User data equipment 
  Issued on: 2009-12-11   Price(USD): 210.0
GB/T 15845.4-1995 Performance requirements of audiovisual terminals--Narrow-band visual telephone systems and terminal equipment 
  Issued on: 1995-12-13   Price(USD): 190.0
GB/T 1778.2-1989 Measuring methods for characteristics of monophonic broadcast tape recorders 
  Issued on: 1989-01-15   Price(USD): 260.0
GB/T 18310.11-2003 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-11: Tests axial compression 
  Issued on: 2003-11-24   Price(USD): 180.0
DB31/ 652-2012 The norm of energy consumption per unit information flow of communications industry(The part of mobile communications macro base station and data center) 
  Issued on: 2012-10-19   Price(USD): 165.0
GB 33473-2016 General technical requirements of handover interfacefor instant communication services 
  Issued on: 2016-12-30   Price(USD): 220.0
YD/T 1315-2004 Test method of adaption layer of No.7 signalling interworking with IP--Message Transfer Part (MTP) level 2 peer-to-peer adaption layer 
  Issued on: 2004-07-16   Price(USD): 990.0
QJ 2400-1992 Acceptance Specification for Aerospace Science and Technology Video 
  Issued on: 1992-05-05   Price(USD): 90.0
YD/T 1546-2007 2GHz WCDA Digital Cellular Mobile Communication Network—Uu Interface Technical Specification of RRC 
  Issued on: 2007-5-16   Price(USD): 10890.0
SJ/T 11138.3-1997 Coaxial cable with physically-foamed polyethylene insulation for use in cabled distribution systems-Type SYWV-75-9,SYWY-75-9,SYWLY-75-9 
  Issued on: 1997-09-03   Price(USD): 160.0
GY/T 89-1985 Technical criteria of medium distance microwave transmission of TV programme 
  Issued on: 1985-4-17   Price(USD): 264.0
YD/T 1899-2009 Technical Requirements of Deep Packet Inspection Device 
  Issued on: 2009-6-18   Price(USD): 300.0
GB/T 13619-2009 Interference calculation methods for digital radio-relay systems 
  Issued on: 2009-05-05   Price(USD): 480.0
GB/T 13859-1992 Performance and test methods of 30 channels pulse code modulation drop/insert equipment at 2048 kbit/s 
  Issued on: 1992-10-06   Price(USD): 180.0
GB/T 19490-2004 Telecommunication regulation for maritime mobile services - General 
  Issued on: 2004-4-28   Price(USD): 100.0
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