Reliance jio infocomm limited , doing business as jio and reliance industries headquartered in mumbai, reliance jio 4G sim is a better performance for 4G phone and its is very usefull sim and big oppurtunity for us and this services is launched on 5sep2016 and this sim network is very fast and you can purchase and enjoy a unlimited movie download and game and apps faceboom and whats app this sim is the give the compition to other company so we can this compny is the father of all network compny