Mr. Mukesh Ambani brought reliance jio operator to bring a revolution in telecom sector, it beacame succesfull by giving unlimited call & data in 4G and its concept is too good. JIO could attaract millions of customer through its aowsome offer but failed to give quality service. Its network always fluctuate and its voice quality is too much bad. when it has huge customers it decreased data speed than 2G speed. Now its cheat to customer in name of 4G speed data.