Trung Tam Kinh Doanh VNPT - Son La - Chi Nhanh Tong Cong Ty Dich Vu Vien Thong Address: No 01, To Hieu Street, Civil Group 4, To Hieu Ward, Son La City, Son La Province Enterprise code: 0106869738-042 Phone: 02123850229; 02123755186 Representative: Le Minh Thang Adress: Civil Group 4, To Hieu Ward, Son La City, Son La Province To Hieu Ward, Son La City, Son La ProvinceFounding date: 16 - 10 - 2015