Do Dac Va Tu Van Thiet Ke Dong Thang Long Joint Stock Company Address: No 18, Lane 257, Trau Quy Street, An Dao Civil Group, Trau Quy Town, Gia Lam District, Ha Noi City Enterprise code: 0108339567 Phone: 0917429848 Representative: Doan Minh Khang Trau Quy Town, Gia Lam District, Ha Noi CityFounding date: 27 - 6 - 2018