Tu Van Thi Nghiem Kiem Dinh Cong Trinh Xay Dung Joint Stock Company Address: Civil Group 15, Khu 4, Hung Thang Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700656685 Phone: 02033512022 Representative: Nguyen Thi Tuyet Adress: Civil Group 13, Khu 1, Thanh Son Ward, Uong Bi City, Quang Ninh Province Hung Thang Ward, Ha Long City, Quang Ninh ProvinceFounding date: 24 - 5 - 2007