As the elecloral recsults dated March 18,2000, Mr.Chen, elected as the tenth President of Rcpublic of China, obtained loss than forty perscent of ballots. He was also the first minority president in electoral history. Because of the electoral results, to apply absolute majority as presidential electoral method becomes not only main issue in politics, and but also in constitutional reform. Therefore, the analytical structure of this research is based on the examination of presidential electoral methods in democratic countries, historical revolutin of electoral systems and political influences to explore whether presidential election in Taiwan should be applied absolute majority.