O To Da Quoc Gia Joint Stock Company Address: No 7, Lot 1, Nam La Khe Urban Area, La Khe Ward, Ha Dong District, Ha Noi City Enterprise code: 0106131919 Phone: 0912268222 Representative: Tran Cong Luong Adress: Dai Dinh Hamlet, Tam Hung Commune, Thanh Oai District, Ha Noi City La Khe Ward, Ha Dong District, Ha Noi CityFounding date: 25 - 3 - 2013