| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 1248.4-2005 |
Part Ⅳ：Test methods of short message centre based on PSTN |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YDN 115.1-1999 |
|
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1388.1-2005 |
Technical requirements of the softswitch based services part1:Services system |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 3217-2017 |
RESTful based Service Capabiluty Open API-Video Share |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1514-2006 |
Distance Learning Communications Platform Technical Requirement for the System of User Access Authentication Authorization and Accounting |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1388.4-2005 |
Technical requirements of the softswitch based services part 4:Multiparty call services |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1388.3-2005 |
Technical requirements of the softswitch based services part3:Call forwarding services |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1039.1-2000 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1921.1-2009 |
Technical Requirements for IPService Detail Record Part 1:General Requirements |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1926.1-2009 |
IT Operations and Maintenance Service Management Technical Specification Part 1:Architecture |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1124-2001 |
The Technical Requirements for Number Portability Service |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 2357-1980 |
Telephone parameters-Measuring methods of equivalence |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 3240-2017 |
Technical requirements of intelligent application deployment platform for mobile internet |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YDN 119.1-1999 |
|
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 1264-2003 |
General technical requirement of IP telephony and IP fax services:Phase two |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 3247-2017 |
Mobile payment technical requirements for multi-application management protocol |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 2026-2009 |
The technical requirement and evaluation method for quality of IP telephony |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YDN 115.2-1999 |
|
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1620.4-2007 |
SDH-based MSTP Network Management Technical Specification Part 4:EMS-NMS Interface Common Information Model |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 2015-2009 |
Architecture for IPTV Service Management System |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
|
|
