To build China under the rule of law of the 18th National Congress of CPC,under the circumstances of steady progress was made in reform of the judicial system,we find the one of the biggest constraints for the second-tier cities'legal construction is the legal consciousness lacking,through the overall assessment of legal construction environment in the second-tier cities.Therefore,we invest and study the second-tier cities citizen's legal consciousness,and summarized the main reason for lacking.Finally,we suggest we should improve the legal consciousness by scientific legislation,strict law enforcement,popularization propaganda,strengthen education and so on.