Thiet Bi Day Nghe Ha Noi Joint Stock Company Address: No 75 Tue Tinh, Nguyen Du Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102174076 Phone: 0242137249 Representative: Truong Duc Vinh Adress: No 5/5, Lane 46, Doi Can Street, Doi Can Ward, Ba Dinh District, Ha Noi City Nguyen Du Ward, Hai Ba Trung District, Ha Noi CityFounding date: 2 - 3 - 2007