Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services


Title Standard No. Implemented On
Provisional specifications for engineering acceptance of automatically switched optical network (ASON)YD/T 5145-2007
Acceptance specification of optical fiber cable in the leading-in roomYD/T 5152-2007
Requirement and Measurement Methods of Electromagnetic Compatibility for 800MHz CDMA Digital Cellular Mobile Telecommunications System Part 1: Mobile Station and Ancillary EquipmentYD/T 1169.1-2001
Virtual concatenations and links of synchronous digital hierarchy (SDH)YD/T 163L-2007
Testing Methods of TD-SCDMA/GSM (GPRS) Dual Mode Digital Mobile User EquipmentYD/T 1779-2008
Technical requirement of radio access network self - organizing networks (SON) managementYDB 140-2013
Technical specifications for police-use interfaces of 900/1800MHz TDMA digital cellular mobile communication systemYD/T 1230-2002
Intelligent Energy Saving System by Fresh Ari for Telecommunication Stations/SitesYD/T 1969-2009
Technical Requirement Specification for The Client Of Mobile Application StoreYDB 135-2013
IP bearer network security requirementsYDC 059-2007
Optical transport network (OTN) physical layer interfaceYD/T L634-2007
Trunking service based on TD-LTE public mobile telecommunication network - RAN technical requirement (Phase 1)YDB 151-2014
Internet service quality test methodsYD/T 1462-2009
Requirement and Measurement Methods of Electromagnetic Compatibility for 900/1800MHz Digital Cellular Telecommunication System. Part 2: Base Station and Ancillary EquipmentYD/T 1139-2001
Mobile Market Information Security Technology SpecificationYDB 136-2013
Temporary Specification of Engineering Design for Noise Control of Diesel Generator for CommunicationYD 5167-2009
Distribution and integration for convergence of the three networks—Part 4: Interface technical requirementsYDB 130.4-2013
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 1:Video conferencing terminalYDB 142.1-2013
Over 12 road open wire carrier systems and equipment technical requirementsYD 322-1987
Acceptance specification for SDH based MSTP local optical fiber cable transmission projectYD/T 5150-2007
Broadband Integrated Industry Digital Network (B-ISDN) - Digital Subscriber Signalling System No. 2 (DSS2) technical specifications. Users access call control (internal standard)YDN 081-1998
Synchronous Digital Hierarchy (SDH) network topology and basic interconnection and interworkingYDN 096-1998
Push twisted link chain hanging machineYD/T 582-1992
Seal bag with demolitionYD/T 333-1987
Chinese Industry StandardYD 658-1992
Seals model for YN801-type lead seals tongsYD 340-1990
Chinese Industry StandardYD/T 579-1992
Fixed communication network security testing requirementsYDC 054-2007
Distribution and integration for convergence of the three networks. Part 6: Basic Procedural FlowYDB 130.6-2013
TD-SCDMAIWCDMA digital celluar mobile telecommunication network technical requirements for UICC-ME(Cu)interface. Part 3: characteristics of USATYD/T 1762.3-2011
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 3:IPTV Set-top BoxesYDB 142.3-2013
Security technology of converging wireless sensor networks and mobile communication networkYDB 131-2013
Wired local area network medium access control security requirementsYDB 066-2011
Design specifications for overhead optical (electric) cable communication pole line engineering YD 5148-2007
Chinese Industry StandardYD/T 585-1992
Communication technology requirements for diesel generator setsYD/T 502-1991
Ubiquitous network application Service scenarios and functional requirements of intelligent fixed assets management systemYDB 133-2013
VAS network - news network security requirementsYDC 057-2007
The Technology of Wire-WrappingYD/T 580-1992
800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network High Rate Packet Data (HRPD) Equipment Technical Requirements: access network (Phase II)YDC 066-2008
Part 4 wireless communication indoor signal distribution systems: optical equipment technical requirements and test methodsYD/T 2740.4-2014
Graphic symbols used in circuit operation procedure diagram for electromechanical components of telephone exchangesYD/T 540-1992
Technical specifications for optical cable transmission monitoring systemYD 734-1994
Technical requirements of addressing and encoding for IPv6 access addressYD/T 2682-2014
Drawings for Designing Anti-seismic Installation of Communication EquipmentYD 5060-1998
Optical Cable filling and coating composite Part 3: Cold applied filling compoundYD/T 839.3-1996
Distribution and integration for convergence of the three networks—Part 3: Data specifications of portal guideYDB 130.3-2013
Channel and SDH multiplex section for restoration (protection and restoration) mechanisms and procedures to maintain the thresholdYDN 079-1998
Broadband Integrated Industry Digital Network (B-ISDN) - Digital Subscriber Signalling System No. 2 (DSS2) technical specifications. Users access the call control part (multipoint) (internal standard)YDN 082-1998
Technical standard of information security management system for internet data centerYDN 2248-2011
Phase screened digital coaxial cablesYD/T 528-1992
Trunking service based on TD-LTE public mobile telecommunication network - Technique requirement for core network (Phase 1)YDB 150-2014
Stranded communication outdoor optical cableYD/T 901-1997
Technical requirement of WLAN IP mobilityYDB 139-2013
Semiconductor rectifier equipments For telecommunicationsYD 576-1992
Technical requirement of D2-MAC/Packet color TV signals transmitted though domestic satellite communication networkYD/T 595-1992
Telecommunications networks and Internet Security Administration GuideYDC 049-2007
Distribution and integration for convergence of the three networks—Part 5: Management And Technical RequirementYDB 130.5-2013
Broadband Integrated Services Digital Network (B-ISDB) Digital Subscriber Signalling System No. 2 (DSS2) Technical specifications - Adaptation Layer Part II: Yuan signaling protocol (Meta signaling)YDN 083.2-1998
Design specification of optical fiber cable in the leading-in roomYD/T 5151-2007
Technical requirement of community analysis and visualization for Internet public opinion analysisYDB 149-2014
Distribution and integration for convergence of the three networks—Part 2: System architecture and general technical requirementsYDB 130.2-2013
Main technical requirement for 620KHz level oscillatorsYD/T 294-1982
B-ISDN NO. 7 -B-ISUP signaling specification and DSS2 signaling complexesYDN 085-1998
Radio passive optical network (RPON) technical specificationYDB 138-2013
Main dimensions of telephone receiverYD/T 545-1992
General test specification of 800MHz CDMA 1X. Mobile station. Part Volume Ⅱ: Protocol conformance test partYDC 024-2003
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 4: Visual surveillance equipmentYDB 142.4-2013
China postal financial computer network application layer protocol - Savings sectionYDN 036-1997
Requirements and Measurement Methods of Electromagnetic Compatibility for the PoE port of Information Technology EquipmentYDB 141-2013
Mobile communication network security testing requirementsYDC 056-2007
Optical Cable filling and coating composite Part 2: heating applications filling compoundsYD/T 839.2-1996
Broadband Integrated Services Digital Network (B-ISDN) NO. 7 signaling system technical specifications - Broadband messaging (B-MTP)YDN 102-1998
Technical Requirements and Test Methods for Service Observation Desks (Quality Checking Desks) in Manual Toll Telephone Switching EquipmentsYD/T 565-1992
Provisional Specifications for Joint Construction and Sharing of Telecommunication InfrastructureYD 5191-2009
900MHz TDMA digital cellular mobile communication network base station radio equipment specifications and test methodsYD/T 883-1996
High-speed wireless paging system networking protocols (Temporary Provisions) (internal standard)YDN 051-1997
Broadband Integrated Services Digital Network (B-ISDN) NO. 7 signaling system technical specifications - Broadband ISDN User Part (B-ISUP) of the basic call control functionsYDN 084-1998
Mobile communication network security requirementsYDC 055-2007
The parameter and measurement of energy saving for multimedia telecommunications terminal Part 2: Visual telephoneYDB 142.2-2013
Communication cable line monitor pigtail cableYD/T 815-2015
Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 4: H. 248 proxyYD/T 16574-2007
Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 2: SIP proxyYD/T 16572-2007
Requirement and Measurement Methods of Electromagnetic Compatibility for 800MHz CDMA Digital Cellular Mobile Telecommunications System Part 2: Base Station and Ancillary EquipmentYD/T 1169.2-2001
Universal Integrated Circuit Card (UICC) and USB interface characteristics between the terminal technical requirementsYD/T 3036-2015
Interim Provisions of Wireless Network Engineering Design for 900/1 800 MHz TDMA Digital Cellular Mobile Communication System in Remote Areas YD/T 5161-2007
Architecture and technical requirements of policy control capability ppening of network intelligent capability enhancement (NICE)YDB 137-2013
Acceptance Specification of Equipment Installation Engineering for digital mobile communication (TDMA)YD/T 5067-1998
Wall Mail BoxYD/T 555-1992
ISDN User - Specification on Network Interface YDN 034-1997
System framework for public opinion monitoring and analysis of InternetYDB 147-2014
Requirements on measuring equipment to assess error performance on STM-N interfaceYD/T 975-1998
2GHz TD-SCDMA/WCDMA digital cell mobile communications network HSPA+ management technical specification. Part 1: Information modelYD/T 2333.1-2011
VAS network - news network security testing requirementsYDC 058-2007
Technial Specification for 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks. High Rate Packet Data (HRPD) (Phase I). Air InterfaceYD/T 1577-2007
Decoupled application data enroute technical frameworkYDB 129-2013
Chinese Industry StandardYD/T 777-1996
Urban local telecommunication cable connectorsYD/T 334-1987
Technial Requirements A Interfaces in 2GHz CDMA 2000 Digital Cellular Mobile Communication NetworkYD/T 1555-2007
YN801 lead-Chi clampYD 339-1987
Techncal requirements of chinese character tables for chinese domain name registration based on internationalized domain name protocolsYD/T 2438-2012
Technicalrequirementsfor residential gateway with set-card separation and gateway SIMcardYDB 155-2014
Nail bar on B speciesYD 249-1997
Safety principles for equipment electrically connected to telecommunication networkYD/T 755-1995
Requirement on mobile location service in 2ghz td-scdma systems YDB 020-2008
800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network High Rate Packet Data (HRPD) device testing method: an access terminal (second stage)YDC 069-2008
Evaluation of human exposure to electromagnetic fields frm electronic article surveillance, radio frequecy identification and similar systems in various applications over the frequency rangeYD/T 2380-2011
800MHz CDMA digital cellular mobile communication network between the mobile switching center and a base station subsystem interface specifications (internal standard)YDN 095-1998
SDH transport network management technology systemYDN 086-1998
Broadband Integrated Services Digital Network (B-ISDB) Digital Subscriber Signalling System No. 2 (DSS2) Technical Specification - Adaptation Layer Part III: Supporting Users - Network interfaceYDN 083.3-1998
Broadband Integrated Services Digital Network (B-ISDB) Digital Subscriber Signalling System No. 2 (DSS2) Technical Specifications - The first part of the adaptation layer: service specific connection oriented protocolYDN 083.1-1998
Specification Architecture for Engineering Construction of TelecommunicationsYD/T 5183-2010
Trunking service based on TD-LTE public mobile telecommunication network - General technical requirement (Phase 1)YDB 153-2014
Supporting network security testing requirementsYDC 062-2007
Technical Requirements of Interface Between Mobile Terminate and LCS PortalYDB 003-2006
High level framework and technical requirements of smart cityYDB 134-2013
Technical requirement of intelligent environmental protection information service for mobile communication networkYDB 132-2013
Fixed communication network security requirementsYDC 053-2007
Technical requirement for application store platformYDB 154-2014
Optical Cable filling and coating composite Part 4: composite coatingYD/T 839.4-1996
Telecommunications networks and the Internet backup and disaster recovery implementation guideYDC 052-2007
Provisional specifications for engineering design of automatically switched optical network (ASON)YD/T 5144-2007
Technical Requirements for 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks: High Rate Packet Data (HRPD) (Phase Ⅱ) Air InterfaceYD/T 1681-2007
Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 3: MGCP proxyYD/T 16573-2007
Mobile Multimedia Broadcast Service Technical Requirements for Application Layer InterfaceYD/T 1790-2008
Framework for knowledge base in an Internet public opinion monitoring systemYDB 148-2014
Main Dimension of Telephone TransmitersYD/T 544-1992
Chinese Industry StandardYD/T 779-1995
Trunking service based on TD-LTE public mobile telecommunication network-Technical requirement for user equipment (Phase 1)YDB 152-2014
Chinese Industry StandardYD/T 778-1995
800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network High Rate Packet Data (HRPD) Equipment Technical Requirements: access terminals (second phase)YDC 068-2008
Testing method for antenna measurement fieldsYD/T 3182-20212021-4-1
Distribution equipments of 240V/336V direct current power supply for telecommunicationYD/T 2555-20212021-4-1
Accessories for Installation of Radio-Frequency Coaxial Cable Part 1: Feeder ClampsYD/T 2339.1-20212021-4-1
Cloud computing services customer trust system capability requirements -Part 13:cloud deliveryYD/T 3764.13-20202020-10-1
Technical requirement and test methods of echelon using EV batteries for telecommunication-Part 1:LiFePO4 batteryYD/T 3768.1-20202020-10-1
Methods for calculating attenuations by atmospheric gases and rain in the satellite communication linkYD/T 984-20202020-10-1
Technical requirements for access network:Optical line terminal (OLT) supporting network slicingYD/T 3757-20202020-10-1
Cloud computing services customer trust system capability requirements-Part 11:application container cloud computing services customer trust system capability requrtpplication hosting containerYD/T 3764.11-20202020-10-1
Technical requirements for content distribution (delivery)network-Content centerYD/T 3765-20202020-10-1
Intelligent AC-DC switching module for telecom internet data centerYD/T 3766-20202020-10-1
Overall technical requirements for edge computing based on LTE networksYD/T 3754-20202020-10-1
The capability maturity model of devops-Part 4 : technical operation managementYD/T 3763.4-20202020-10-1
Technology specification for data security of Internet of vehicle information serviceYD/T 3751-20202020-10-1
Naming rules for type of optical fibre cablesYD/T 908-20202020-7-1
Technical requirements for multimode dual-SIM dual-standby user equipment of LTE/WCDMA/GSM(GPRS)YD/T 2862-20202020-7-1
Test methods of network layer of LTE-based vehicular communicationYD/T 3708-20202020-7-1
IPv6 address real-name system management Access user information record interface technical requirementYD/T 3652-20202020-7-1
IPv6 address real-name management General requirementsYD/T 3651-20202020-7-1
Test methods of message layer of LTE-based vehicular communicationYD/T 3710-20202020-7-1
IPv6 address real-name management - Technical specifications for access user information registration systemYD/T 3653-20202020-7-1
Vehicle Emergency Alarm System Based on Public Telecommunication Network Wireless Data Transmission Technology RequirementsYD/T 3695-20202020-7-1
TD-LTE digital cellular mobile telecommunication network-Technical requirement of eNodeB equipment(Phase3)YD/T 3631-20202020-7-1
Requirement of information security risk assessment for smart mobile terminalYD/T 3663-20202020-7-1
Technical Requirements of Network Layer of LTE-based Vehicular CommunicationYD/T 3707-20202020-7-1
Technical requirements of message layer of LTE-based vehicular communicationYD/T 3709-20202020-7-1
240V direct current power supply system for telecommunicationsYD/T 2378-20202020-7-1
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