so 1 Dong Son Secondary School
Phường Đồng Sơn, Dong Hoi City
so 2 Nam Ly Secondary School
TK 3, Nam Lý, Dong Hoi City
Vinh Ninh Secondary School
xã Vĩnh Ninh, Quang Ninh District
Gia Ninh Secondary School
xã Gia Ninh, Quang Ninh District
Ham Ninh Secondary School
xã Hàm Ninh, Quang Ninh District
Tan Ninh Secondary School
xã Tân Ninh, Quang Ninh District
Duy Ninh Secondary School
xã Duy Ninh, Quang Ninh District
Truong Son Secondary School
Xã Trường Sơn, Quang Ninh District