| Name of Satellite, Alternate Names | Shiyan 4 (SY4, Experimental Satellite 4) |
| Country of Operator/Owner | China (PR) |
| Operator/Owner | Chinese Academy of Space Technology (CAST) |
| Users | Government |
| Purpose | Remote Sensing/Research |
| Class of Orbit | LEO |
| Type of Orbit | Sun-Synchronous |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 784 |
| Apogee (km) | 802 |
| Eccentricity | 0.00125645679184699 |
| Inclination (degrees) | 98.4 |
| Period (minutes) | 100.7 |
| Launch Mass (kg.) | 300 |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 20-11-2011 |
| Expected Lifetime | |
| Contractor | CAST/DFH Satellite/HIT |
| Country of Contractor | China (PR) |
| Launch Site | Jiuquan Satellite Launch Center |
| Launch Vehicle | Long March 2D |
| COSPAR Number | 2011-068B |
| NORAD Number | 37931 |
| Comments | Study the environment and test new space technologies. |