Thuong Mai Va Dich Vu O To Viva LTD Address: No 1 Le Quang Dao, Phu Do Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0103639126 Phone: 02437877738 Representative: Ly Ba Quang Tuan Adress: 36B, Bach Dang Street, Chuong Duong Ward, Hoan Kiem District, Ha Noi City Phu Do Ward, Nam Tu Liem District, Ha Noi CityFounding date: 27 - 3 - 2009