Trung Tam Giao Duc - Day Nghe Dong Hoi Address: Duc Ninh Commune, Giao Te Hamlet, Dong Hoi City, Quang Binh Province Enterprise code: 3100195213 Phone: 0232823157 Representative: Dinh Ba Quang Duc Ninh Commune, Dong Hoi City, Quang Binh ProvinceFounding date: 31 - 10 - 1998