Mao Zedong's thought party-building theory and keeping advance of party members

In the comprehensive construction of the well-off society at new stage,China has formed many new social classes,they also have the request for joining the Communist Party of China.While these people are willing join the party,they must solve such a problem that their thought should join the party first of all to make our party preserve the advanced nature forever.Although Mao Zedong's thought party-building theory formed in the revolutionary war age,it still has an important guiding significance for the party's construction under conditions of today's reform and opening-up and the socialist market economic system,i.e.it had provided the basis for processing the problems of social class foundation and the mass foundation;offered the method to maintain the purity of party members in the new period;and also set up the model for the new period party members of firm communism belief.