BSNL is known for its fast internet speed that comes in 2 ways:

1) Broadband

2) 3g Data Card

BSNL 3G is getting popularity due to fast speed and cheap rate as compare to any other available 3g service provider.  Best part is that minimum 3g recharge available at only Rs 25 that is valid for 3 days.  Here is latest and up to date BSNL 3g plan details:

BSNL 3g plan is also good for high data use as well, if you check above 3g tariff plan then you can see that 10 GB of internet is available at only Rs 1,099 that is cheap as compare to others.