Jio is the best comany.jio netwark is very starong. Jio 4g speed is good. I use jio sim till septemeber 2016 I feel good experience.its give free 4g data and voice call, sms I love it.i never use 4g network befor because I live in a village there are no any 4g network but jio 4g network is avialbe .I thought Jio is the best telecome comany and netwark in india.My jio experiance is very-very good.So tell everyone to use Jio4g.Jio 4g speed quallity is best than airtel, idea, and more cimpany .Thanks jio4g .