The goal of civic education is to internalize Constitutionalism in order to criticize social issues through it. Therefore, Constitutionalism is the core of civic education. The content of high school civic curriculum is basded on 'The Official High School Curriculum Standard and Guideline'. The research first introduces the elements of Constitutionalism and the theory of curriculum, and secondly analyze the official curriculum files. As revealed, the presentation of Constitutionalism isn't logical, and the official curriculum files can't meet the needs of civic education.