Ung Dung Ky Thuat Cao D.T.C Joint Stock Company Address: No 141, Vong Street, Dong Tam Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102207388 Phone: 0242128850 Representative: Ngo Van Dat Adress: P203a, A2, Giap Luc Street, Tan Mai Ward, Hoang Mai District, Ha Noi City Dong Tam Ward, Hai Ba Trung District, Ha Noi CityFounding date: 10 - 4 - 2007