Da Khoa Joint Stock Company Address: 254 Tran Hung Dao, Nam Ly Ward, Dong Hoi City, Quang Binh Province Enterprise code: 3100820636 Phone: 0905559923 Representative: Phan Thanh Hung Adress: TK2, Bac Ly Ward, Dong Hoi City, Quang Binh Province Nam Ly Ward, Dong Hoi City, Quang Binh ProvinceFounding date: 28 - 12 - 2011