Ky Thuat Dien Tu Va Vien Thong Ha Noi Joint Stock Company Address: No 2, Lane 149/25, Nguyen Ngoc Nai Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101355601 Phone: 0245656672; 0247664181 Representative: Bui Thi Thu Huyen Adress: No 2, 1 Song Mai Lane, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 29 - 4 - 2003