| Name of Satellite, Alternate Names | TianLian 2 (TL-1-02, CTDRS) |
| Country of Operator/Owner | China (PR) |
| Operator/Owner | Chinese Academy of Space Technology (CAST) |
| Users | Government |
| Purpose | Communications |
| Class of Orbit | GEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 176.72 |
| Perigee (km) | 37778 |
| Apogee (km) | 37794 |
| Eccentricity | 0.000181175831144125 |
| Inclination (degrees) | 1 |
| Period (minutes) | 1436.1 |
| Launch Mass (kg.) | 2250 |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 11-07-2011 |
| Expected Lifetime | |
| Contractor | Chinese Academy of Space Technology (CAST) |
| Country of Contractor | China (PR) |
| Launch Site | Xichang Satellite Launch Center |
| Launch Vehicle | Long March 3C |
| COSPAR Number | 2011-032A |
| NORAD Number | 37737 |
| Comments | Data relay satellite. Will cover Shenzhou missions and China´s space station. |