Dau Tu Khoang San HQ Viet Nam Joint Stock Company Address: No 8, Civil Group 4, Khu 6B, Cam Trung Ward, Cam Pha City, Quang Ninh Province Enterprise code: 5702120480 Phone: (0270) 7638888 Representative: Le Dinh Quyen Adress: Civil Group 2, Khu 6C, Cam Trung Ward, Cam Pha City, Quang Ninh Province Cam Trung Ward, Cam Pha City, Quang Ninh ProvinceFounding date: 26 - 8 - 2022