From the last 2 month I am using reliance jio , at first its data speed was good but day by fay week after week the spees of the data service decreased rapidely now a days I feel like I m getting a 2g data speed from reliance jio .Reliance jio also came with free sim but in order to get a jio sim we have to pay 50rupee for that which was not cool reiance should make there employee to work faitfully .the problem with calling which came to me as a major problem as I thought of making my jio sim as a primary number , but due to the call drop problem I was unable to do that . At last I want to say that jio please give indian people a good 4g experience about which you are claming, thanq