Social Accountability Society is the muse for prosperous businesses. Viettel is dedicated to reinvesting in society through linking generation and enterprise things to do with social activities.Gi?y phép b?u chính V?n ba?n xa?c nh?n thông ba?o hoa?t ??ng b?u chi?nh THÔNG TIN LIÊN H?Gi?y phép b?u chính V?n ba?n xa?c nh?n thông ba?o hoa?t ??n