Dau Tu Va Xay Dung HQN Joint Stock Company Address: Civil Group 2, Khu 1B, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5702103044 Phone: 0933688668 Representative: Tran Ngoc Hung Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 23 - 11 - 2021