Social Accountability Society is the foundation for prosperous companies. Viettel is committed to reinvesting in Culture by means of linking manufacturing and company actions with social actions.2011: Nhà cung c?p d?ch v? vi?n thông t?t nh?t th? gi?i t?i các th? tr??ng ?ang phát tri?n – WCA.2013: Doanh nghi?p d?n ??u v? n?ng l?c c?nh tranh tr