Dau Tu Xay Dung Khu Do Thi Bac Thang Long Joint Stock Company Address: No 107 Civil Group 7, Dong Anh Town, Dong Anh Town, Dong Anh District, Ha Noi City Enterprise code: 0101632171 Phone: 0242175163 Representative: Nguyen Minh Chinh Adress: Khoi 1B T, Dong Anh Town, Dong Anh District, Ha Noi City Dong Anh Town, Dong Anh District, Ha Noi CityFounding date: 8 - 4 - 2005