2025-12-21 10.8.118.215
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 4164-2022 Coordination mechanism and handling requirements for interconnection and number portability problems 240.0 via email in 1~3 business day valid,,2023-1-1
YD/T 4162-2022 Technical Requirements for The Monitoring Interface of Number Portability 330.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4163-2022 Technical Requirements for Non-Telecom Operators to Support Number Portability 195.0 via email in 1~3 business day valid,,2023-1-1
YD/T 4161-2022 User Interface and Procedure Requirements for Number Portability 300.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4160-2022 Technical Requirement of Service Order Administration System for Number Portability 330.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4159-2022 Technical Requirement of Local Service Management System for Number Portability 300.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4158-2022 Technical requirements of network interworking for number portability 330.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4157-2022 Transmission Performance Requirements and Test methods for speech recognition devices in vehicle 330.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4154-2022 Maintenance requirements of spray liquid cooling system for telecommunication stations/sites 255.0 via email in 1~3 business day valid,,2023-1-1
YD/T 4150-2022 Technical requirements of Calling Party Identification Presentation Base on ISUP Protocol 300.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4149-2022 The technical specification for unified IMS(Phase 2) based services -One number multi-device 405.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4148-2022 Test method of interworking between unified IMS (stage 2) and CDMA network for short message service 285.0 via email in 1~3 business day valid,,2023-1-1
YD/T 4147-2022 Conformance test method of OpenFlow protocol for SDN forwarding device 3075.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4146-2022 Technical specification of IP and Optical coordination based on FDN functional architecture 300.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4145-2022 Control and forwarding plane interface in the reconfigurable data networks 675.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4144-2022 Function description of the reconfigurable data networks 795.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4143-2022 Architecture of the reconfigurable data networks 255.0 via email in 1~3 business day valid,,2023-1-1
YD/T 4142-2022 Test specification for network aggregation and distribution device 780.0 via email in 1~5 business day valid,,2023-1-1
YD/T 4141-2022 Technical requirements for network aggregation and distribution device 255.0 via email in 1~3 business day valid,,2023-1-1
YD/T 4140-2022 Test method of Location information transfer from Mobile terminal in emergency 450.0 via email in 1~5 business day valid,,2023-1-1
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YD/T 4164-2022 Coordination mechanism and handling requirements for interconnection and number portability problems 
  Issued on: 2022-9-30   Price(USD): 240.0
YD/T 4162-2022 Technical Requirements for The Monitoring Interface of Number Portability 
  Issued on: 2022-9-30   Price(USD): 330.0
YD/T 4163-2022 Technical Requirements for Non-Telecom Operators to Support Number Portability 
  Issued on: 2022-9-30   Price(USD): 195.0
YD/T 4161-2022 User Interface and Procedure Requirements for Number Portability 
  Issued on: 2022-9-30   Price(USD): 300.0
YD/T 4160-2022 Technical Requirement of Service Order Administration System for Number Portability 
  Issued on: 2022-9-30   Price(USD): 330.0
YD/T 4159-2022 Technical Requirement of Local Service Management System for Number Portability 
  Issued on: 2022-9-30   Price(USD): 300.0
YD/T 4158-2022 Technical requirements of network interworking for number portability 
  Issued on: 2022-9-30   Price(USD): 330.0
YD/T 4157-2022 Transmission Performance Requirements and Test methods for speech recognition devices in vehicle 
  Issued on: 2022-9-30   Price(USD): 330.0
YD/T 4154-2022 Maintenance requirements of spray liquid cooling system for telecommunication stations/sites 
  Issued on: 2022-9-30   Price(USD): 255.0
YD/T 4150-2022 Technical requirements of Calling Party Identification Presentation Base on ISUP Protocol 
  Issued on: 2022-9-30   Price(USD): 300.0
YD/T 4149-2022 The technical specification for unified IMS(Phase 2) based services -One number multi-device 
  Issued on: 2022-9-30   Price(USD): 405.0
YD/T 4148-2022 Test method of interworking between unified IMS (stage 2) and CDMA network for short message service 
  Issued on: 2022-9-30   Price(USD): 285.0
YD/T 4147-2022 Conformance test method of OpenFlow protocol for SDN forwarding device 
  Issued on: 2022-9-30   Price(USD): 3075.0
YD/T 4146-2022 Technical specification of IP and Optical coordination based on FDN functional architecture 
  Issued on: 2022-9-30   Price(USD): 300.0
YD/T 4145-2022 Control and forwarding plane interface in the reconfigurable data networks 
  Issued on: 2022-9-30   Price(USD): 675.0
YD/T 4144-2022 Function description of the reconfigurable data networks 
  Issued on: 2022-9-30   Price(USD): 795.0
YD/T 4143-2022 Architecture of the reconfigurable data networks 
  Issued on: 2022-9-30   Price(USD): 255.0
YD/T 4142-2022 Test specification for network aggregation and distribution device 
  Issued on: 2022-9-30   Price(USD): 780.0
YD/T 4141-2022 Technical requirements for network aggregation and distribution device 
  Issued on: 2022-9-30   Price(USD): 255.0
YD/T 4140-2022 Test method of Location information transfer from Mobile terminal in emergency 
  Issued on: 2022-9-30   Price(USD): 450.0
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