The study adopts the literature survery to see the postmodern moral idea that the anti-foundationalism, anti-authoriatarianism, pluralism, care ethics, citizen consciousness and ethical justice. To analyze present general situation of school moral education practice. Than according to the philosophy of postmodernlism, postmodern moral idea and to counter the present school moral education defect that to bring up the suggestion that include aims of ecucation, curriulum design, role of teacher, teaching stratagem, learning evaluation and educational administration for the reference of school moral education practice.