Tags Brand Finance Global 500 Viettel named most valuable telecoms brand in Southeast Asia Sunday, Jan 29, 2023 At 234th position globally, Viettel is the only brand of Việt Nam and the only telecoms one of Southeast Asia listed in the 2023 rankings. Viettel jumps 32 places in Brand Finance Global 500 Friday, Feb 19, 2021 The telecoms firm, valued at US$6.016 billion (up 3.4 per cent from last year), remains the only Vietnamese brand and also the only Southeast Asian telecoms brand in the rankings.