Tung Khuyen Address: Civil Group 26, Khu 7, Quang Trung Ward, Uong Bi City, Quang Ninh Province Enterprise code: 5700387030 Phone: 0203854466 Representative: Dao Van Khuyen Adress: 13 Khu 1 Quang Trung Civil Group, Uong Bi City, Quang Ninh Province Quang Trung Ward, Uong Bi City, Quang Ninh ProvinceFounding date: 17 - 5 - 2002