Anti-corruption micro-blogging is a supervise means of public opinion that use the micro-blogging to communication the corruption information，if was defined by the self-media character（User generated content& Relationship leading） of micro-blogging that the user leading the anti-corruption. The different users turn into the subject of the communication when the micro-blogging mechanism retreat from the communicator to the platform constructor and service provider. As the leading part in the public opinion becoming who choose and elected by the micro-blogging users，what is the position and function of the public opinion leader in the anti- corruption public opinion becoming？This paper aims to analysis and reveal the identity construction and social responsibility with the study of the communication action of public opinion leader in the different stage and process of anti-corruption public opinion becoming.