Truyen Thong Va Cong Nghe DB Joint Stock Company Address: No 1, Lane 163, Civil Group 2, Phu Do Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0104878293 Phone: 02466824323 Representative: Bui Thi Yen Adress: Hamlet 2, Phu Do Village, Me Tri Commune, Tu Liem District, Ha Noi City Phu Do Ward, Nam Tu Liem District, Ha Noi CityFounding date: 19 - 8 - 2010