Mainland China data roaming usage is applicable for China Mobile 2G, 3G TD-SCDMA or 4G TDD-LTE network; the service is not applicable to FTP, P2P applications (including BitTorrent, Peer Casting applications - including PP Stream, PPTV, etc). China Mobile's 3G TD-SCDMA/ 4G TDD-LTE network will be connected only with compatible device.