Thuong Mai Xay Dung Ky Thuat Tung Quan Joint Stock Company Address: No 714C Lac Long Quan, Nhat Tan Ward, Tay Ho District, Ha Noi City Enterprise code: 0101378052 Phone: 0903444411 Nhat Tan Ward, Tay Ho District, Ha Noi CityFounding date: 30 - 6 - 2003