The 3^rd Chief Executive election and the 4^th Legislative Council Election of the Macau Special Administrative Region have been held in 2009.It is difference from other regions or countries that the participants of election are civil society organizations rather than parties in Macau.This paper examines all aspects of the election process including voter registration，nomination of candidates and election campaign participated by civil society organizations in Macau.It also analyzes the depolarization and non-antagonitic state of the political power caused by civil society organizations participating to elections.By this way，the quasi-party function of organizations and the secret of non-competition political development in Macau have been found out.