Truong Tieu Hoc Duong Hoa - Huyen Hai Ha Address: Hamlet 5, Xa, Hoa Street, Xa, Hoa Street, Hai Ha District, Quang Ninh Province Enterprise code: 5700845019 Phone: 0203979108 Adress: No 76, Ngo Quyen Street, Quang Ha Town, Hai Ha District, Quang Ninh Province Duong Hoa Commune, Hai Ha District, Quang Ninh ProvinceFounding date: 21 - 5 - 2008