Since the party’s 18th national conference，the new session of the CPC central which Xi jinping as general secretary using unprecedented strong hand to fight against corruption，has achieved remarkable success. The people are the important strength to rely on in the process of anti-corruption，so the study of people’s cognition，expectation and the evaluation about corruption is very important. The survey has found that，people’s understanding of corruption is broad and vague，inclined to associate the practices not belong to the corrupt practices with the corrupt practices. The People believe that，corruption situation of our country is serious，especially in political and administrative areas. Officials “in the middle of power ground” are more likely to putrefy. Putrefy money worship is the most outstanding type，and interactive corruption such as bribe is the most typical one. “Covet after wealth” is considered to be the immediate causes of officials to putrefy，and power without effective supervision and restraint is considered to be the primary cause of corruption. For how to prevent and combat corruption，people are more likely to support public officials’ property，independent anti-corruption agencies，democratic and harsh punishment. For the High-Salary System，there was a big difference in the attitude of different groups. Civil servants are more likely to support it，while the ordinary people are more likely to against it. Taken as a whole，the people have confidence in the country’s anti-corruption work，but also fear，holding a cautious optimism.