* Viettel New Service Development* Viettel Post* Viettel Investment and Real Estate* Viettel International Investment* Viettel Football Training CenterIn May 2007 Chunghwa Telecom Co., Ltd. established a joint venture with Viettel Mobile to provide Internet data center services in Vietnam.
* Vietnam Distribution (Viettel Import and Export Co.)* Viettel New Service Development* Viettel Post* Viettel Investment and Real Estate* Viettel International Investment* Viettel Football Training CenterVietnam Distribution занимается продвижением во Вьетнаме продукции марок Hewlett Packard и Fujitsu.