Ky Thuat Va Thiet Bi Vien Thong LTD Address: No 389D, Doi Can Street, Vinh Phuc Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101390606 Phone: 02462521155 Representative: Tran Van Nhien Adress: Yen Kien Hamlet, Ngoc Hoi Commune, Thanh Tri District, Ha Noi City Vinh Phuc Ward, Ba Dinh District, Ha Noi CityFounding date: 11 - 8 - 2003