Tu Van Thiet Ke Va Thi Cong Xay Dung Diamond LTD Address: No 533, Civil Group 10, Khu 1, Ha Khau Ward, Ha Long City, Quang Ninh Province Enterprise code: 5702117209 Phone: (0238) 3386808 Representative: Vu Trung Duc Adress: No 533, Civil Group 10, Khu 1, Ha Khau Ward, Ha Long City, Quang Ninh Province Ha Khau Ward, Ha Long City, Quang Ninh ProvinceFounding date: 21 - 6 - 2022