Ky Thuat Hoang Nam LTD Address: No 4 Le Phung Hieu, Trang Tien Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101379828 Phone: 0249350475 Representative: Cao Dac Hien Adress: No 4 Le Phung Hieu, Trang Tien Ward, Hoan Kiem District, Ha Noi City Trang Tien Ward, Hoan Kiem District, Ha Noi CityFounding date: 8 - 7 - 2003