Tu Van Quang Cao Va Truyen Thong Dong Duong Joint Stock Company Address: Thi Tu Hamlet, Tan Hoa Commune, Quoc Oai District, Ha Noi City Enterprise code: 0106282121 Phone: 0945689555 Representative: Nguyen Van Tam Adress: Tu Hoang Civil Group, Phuong Canh Ward, Nam Tu Liem District, Ha Noi City Tan Hoa Commune, Quoc Oai District, Ha Noi CityFounding date: 20 - 8 - 2013