Reliance jio had a great luanch and everyone was trying to get jio sim oviously the scheme were so attractive such as free calling, high speed internet, sms as the day end disappoinment arised in mind due to it's performance.iam living at good network site where I get good signal from telecom service provider but with jio sim whenever I try to get call to someone it get busy all the time only after midnight my call gets connected so service is poor.jio service does not satisfy me at all.Hope for some improvement.