| Name of Satellite, Alternate Names | Yaogan 4 (Remote Sensing Satellite 4) |
| Country of Operator/Owner | China (PR) |
| Operator/Owner | People´s Liberation Army (C41) |
| Users | Government |
| Purpose | Remote Sensing |
| Class of Orbit | LEO |
| Type of Orbit | Sun-Synchronous |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 635 |
| Apogee (km) | 658 |
| Eccentricity | 0.0016389938003278 |
| Inclination (degrees) | 97.8 |
| Period (minutes) | 97.7 |
| Launch Mass (kg.) | 2700 |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 01-12-2008 |
| Expected Lifetime | |
| Contractor | Chinese Academy of Space Technology (CAST) |
| Country of Contractor | China (PR) |
| Launch Site | Jiuquan Satellite Launch Center |
| Launch Vehicle | Long March 2D |
| COSPAR Number | 2008-061A |
| NORAD Number | 33446 |
| Comments | Scientific research, land resources surveying, crop yield estimate and disaster prevention and relief. |