Dau Tu Xay Lap Va Thuong Mai TTK Group Joint Stock Company Address: No 4 M1 TT6 Bac Linh Dam, Dai Kim Ward, Hoang Mai District, Ha Noi City Enterprise code: 0108777867 Phone: 0913219012 Representative: Dang Quang Thanh Dai Kim Ward, Hoang Mai District, Ha Noi CityFounding date: 10 - 6 - 2019