Abstract: By making a comparative analysis of the content and approaches employed in teenager moral education across the Taiwan Strait，the author finds out that teenager moral education on both sides have their distinctive characteristics both in content and approaches，and there also are some measures shared by both sides.The above study can give mainland teenager moral education the following enlightenment and reference：one is to enrich and perfect the teenager moral education content.The other is we should actively explore and perfect moral education approaches，putting more emphases on coordination among families，schools and society，so as to promote the reform and development of teenager moral education on the mainland.

Key words: across the Taiwan Strait, teenager, moral education, education reform, similarities, differences