Hello Friends my brother also use reliance jio sim for after 3month but his not satisfy this network, when he used outside some batter network but then use in home this network coverage is so irritating but calling is batter than net service.
customer service is good, reliance jio executive are so nice talk and listing our problems, his try to always give a batter service.
charges and billing
this jio sim is free for all customers if you have 4g cell phones no billing charges for 3month, if you want this jio sim so go your near by reliance service center and submit your id proof xerox copy.