Please go through these threads to get the complete info regarding various packages available with Indian DTHs
http://dreamdth.com/Thread-DDF-Exclusive-Dish-TruHD-Packages
http://dreamdth.com/Thread-DDF-Exclusive-Videocon-D2H-Packages
http://dreamdth.com/Thread-DDF-Exclusive-Airtel-Digital-TV-Packages
http://dreamdth.com/Thread-Sun-Direct-Packages
To get the full list of total HD channel available with any DTH... check this thread:
http://dreamdth.com/Thread-HD-Channel-Availability-On-Various-DTH-Platforms
Exclusive info on RDTV HD DVR:
http://dreamdth.com/Thread-Reliance-Digital-TV-HD-DVR-FAQ