1) Vietnamese brand 
==Partnership with Vodafone== At the beginning of September 2014 Vinaphone signed a strategic cooperation agreement with Vodafone. ==Market share and competitors== Vinaphone had a market share (estimated based on revenues) of 30% in 2012. Its main competitors are Viettel with 40.67% market share and MobiFone with 17.9%, which is also owned by VNPT...