It is wrong that the bad external environment leads to dilemma of the supervision by public opinion, CPC’s news policy is the core of the environment, the party has always attached great importance to the supervision of public opinion, and innovated supervision by public opinion thought. Especially from 16th national congress, CPC has major innovation of supervisory by public opinion thought, including improving political level, clearing system positioning, intensifying regulations construction, clarifying operating principles and emphasizing internet position of supervisory. By the innovations, we should improve the supervisory work practically.