Hai Ninh Secondary School
Hải Ninh, Quang Ninh District
Dai Trach Secondary School
Thôn Phúc Tự Tây - Đại Trạch, Bo Trach District
so 1 Bo Trach High School
TK2 - TT Hoàn Lão, Bo Trach District
Quang Phong Secondary School
xã Quảng Phong, Ba Don Town
so 2 Nam Ly Secondary School
TK 3, Nam Lý, Dong Hoi City
Ham Ninh Secondary School
xã Hàm Ninh, Quang Ninh District
Tan Ninh Secondary School
xã Tân Ninh, Quang Ninh District
Xuan Trach Secondary School
Thôn 6 - Xuân Trạch, Bo Trach District
Quang Xuan Secondary School
xã Quảng Xuân, Quang Trach District