[3] The Company was the first company in Tanzania allowed to lay its own fiber optic cable and has placed over 18,000 km of optic fiber, providing all 26 regions of Tanzania with telecommunication services.

[7][8] This was Viettel's fourth investment in Africa after Movitel, Lumitel and Nexttel in Mozambique, Burundi and Cameroon respectively.

[4] The entry of Viettel also saw further liberalization of the communication sector, where the government allowed private companies to lay their own optic fiber cables.

To improve on its 4G coverage and capacity, Halotel obtained additional 2600MHz Frequency Spectrum as auctioned off by the Tanzania Communications Regulatory Authority in October 2022.

It is a state-owned enterprise wholly owned and operated by the Ministry of Defence of Vietnam.