Truong THCS Hai Hoa - Tp.Mong Cai Address: Khu I, Hai Hoa Ward, Mong Cai City, Quang Ninh Province Enterprise code: 5701295713 Phone: 02033778570 Adress: Mong Cai City, Quang Ninh Province Hai Hoa Ward, Mong Cai City, Quang Ninh ProvinceFounding date: 22 - 7 - 2009