sentences:  Airtel will also add about 13 million of Tata Tele's mobile subscribers as of April 2019 to its nearly 322 million users.But most of Tata Tele's mobile users are inactive, as per the regulator.Airtel India is the second largest provider after Jio Communications of mobile telephony and second largest provider of fixed telephony in India, and is also a provider of broadband and subscription television services.