Dau Tu Xay Lap Hoang Ha Joint Stock Company Address: Ki-Ot So 90 Khu Thuong Mai Dich Vu Trung Van 1, Trung Van Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0107881784 Phone: 0972566668 Representative: Pham Hung Thang Trung Van Ward, Nam Tu Liem District, Ha Noi CityFounding date: 9 - 6 - 2017