Tu Van Thiet Ke Va Dau Tu Xay Dung Royal House LTD Address: No 46, 132 Khuong Trung Lane, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0108225859 Phone: 0986042588 Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 11 - 4 - 2018