Viettel Global is Vnpt - Vinaphone's biggest rival. Viettel Global was founded in South Tu Liem, "Ha Noi} in 2006. Viettel Global operates in the Telecommunication Services industry. Compared to Vnpt - Vinaphone, Viettel Global generates $940.5M more revenue.
VinaPhone is Vnpt - Vinaphone's #2 rival. VinaPhone's headquarters is in Hanoi, "Ha Noi, and was founded in 1996. VinaPhone competes in the Telecommunication Services field. VinaPhone generates 2,028% of Vnpt - Vinaphone's revenue.