Tham Do Khai Thac Khoang San Dien Phu Joint Stock Company Address: Civil Group 102, Khu 6, Bach Dang Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701466687 Phone: 0936806533 Representative: Nguyen The Hoa Adress: Civil Group 102, Khu 6, Bach Dang Ward, Ha Long City, Quang Ninh Province Bach Dang Ward, Ha Long City, Quang Ninh ProvinceFounding date: 2 - 3 - 2011