Doanh Nghiep Xay Dung & Thuong Mai Tu Nhan Duy Khanh Address: No 15, Civil Group 10, Tan Thanh Ward, Dien Bien Phu City, Dien Bien Province Enterprise code: 5600178435 Phone: 0215826889 Representative: Pham Thi Thin Adress: No 15, Civil Group 10, Tan Thanh Ward, Dien Bien Phu City, Dien Bien Province Tan Thanh Ward, Dien Bien Phu City, Dien Bien ProvinceFounding date: 14 - 9 - 2005