Dau Tu Khoang San Dien Bien Joint Stock Company Address: No 226B, Nguyen Thanh Street, Hoa Ban Civil Group, Dien Bien Phu Ward, Tinh Dien Bien, Viet Nam Enterprise code: 5600360846 Phone: 0907840379 Representative: Ha Duy Tin Dien Bien Phu Ward, Dien Bien Phu City, Dien Bien ProvinceFounding date: 18 - 8 - 2026