Introduce
, original name is Trường THCS Công Sơn, operations over 15 years in Middle school education and high school education. . Contact Information: Công Sơn, Xã Công Sơn, Cao Loc District, Lang Son Province, Viet Nam. Phone:
, original name is Trường THCS Công Sơn, operations over 15 years in Middle school education and high school education. . Contact Information: Công Sơn, Xã Công Sơn, Cao Loc District, Lang Son Province, Viet Nam. Phone: