This study reviews the current development of China’s Internet industry in 2013 to monitor public opinion and analyses the relevant Major events of the sort. It is found that there are still many problems in the production of public opinion，and the existence of irregularities at the time of the government and enterprises in the regulation of public opinion. The healthy development of the industry needs to strike a balance between public opinion in the political，commercial，professional，really making the public opinion as a reliable basis for public decision. Related bodies of Public opinion Industry shall be bound by moral and legal，and assume their social responsibility.