Tu Van Ky Thuat Ha Thanh LTD Address: 2nd Floor, Dong Bac Building, No 34a Tran Phu, Dien Bien Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101192530 Phone: 0247471804 Representative: Le Duc Chung Adress: P8C3, Nam Dong Town, Ba Dinh District, Ha Noi City Dien Bien Ward, Ba Dinh District, Ha Noi CityFounding date: 26 - 12 - 2001