In order to meet the growing demand for data, Viettel has built its own data center, which provides high-speed Internet service. It also provides mobile data service to customers through its own mobile network, with a mobile data plan that can be used for various purposes such as making a call, sending a message, or accessing the Internet.

Viettel is committed to provide the best customer service. To meet this, it has built an IT-based customer service team with professionals who have the technical expertise and the customer-friendly attitude.