Vien Thong Rotom Joint Stock Company Address: No 8, 532 Bach Dang Lane, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0103689053 Phone: 02422467658 Representative: Nguyen Thi Hoai Mien Adress: 5, Tram 54 Town, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Bach Dang Ward, Hai Ba Trung District, Ha Noi CityFounding date: 13 - 4 - 2009