Dau Tu Xay Lap Va Thuong Mai Khai Thinh Joint Stock Company Address: No 43, Yen Phu Village, Yen Phu Ward, Tay Ho District, Ha Noi City Enterprise code: 0105544085 Phone: 0989091378 Representative: Do Thi Nga Adress: No 62, 94 Ngoc Khanh Lane, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Yen Phu Ward, Tay Ho District, Ha Noi CityFounding date: 3 - 10 - 2011