India’s SBS System

India’s Satellite Based Surveillance and Reconnaissance (SBS) system is near completion and will be completed by Jan 2007 end. once fully-operational, it will allow them to keep closer tabs on troop
movements, missile silos, military installations and airbases of
neighbouring countries, as well as augment surveillance over Indian
airspace.
India has its own spy satellites and uses most of the remote sensing satellites for satellite based
imaging , additionally it uses feeds from Russian and Israel satellites.