Chi Nhanh Cong Ty Co Phan Dau Tu Khoang San Nam A Tai Ha Giang Address: No 118, Civil Group 7, Tran Phu Ward, Ha Giang City, Ha Giang Province Enterprise code: 0101789197-001 Phone: 02196250684 Representative: Tu Van Minh Adress: No 219 Tay Son, Quang Trung Ward, Dong Da District, Ha Noi City Tran Phu Ward, Ha Giang City, Ha Giang ProvinceFounding date: 23 - 4 - 2009