How to register for 4G Vinaphone, 4G Mobifone service
4g services are gradually being deployed widely by the network so that users can conduct registration and trial. if your phone is eligible for 4g support and would like toHow to register for 4G Viettel package
viettel has introduced 4g service packages to users. accordingly, users will subscribe to a wedding package of 40,000 vnd and will own 1 gb of access and 200 thousand vnd will be