Using the data of questionnaire survey from the samples of 230 micro enterprises in the Three Gorges Area，this paper analyzes the policy effect on the micro enterprises in the Area and its influential factors from the perspective of entrepreneurs. The result indicates that the evaluation effect of current entrepreneurs in the Area on the policy of the micro-enterprises is overall lower，that the features of the regions in which the micro enterprises stay and the individual features of the entrepreneurs affect the evaluation on the policies on the micro enterprises， for example，the entrepreneurs with higher cultural background，with entrepreneurship experience before entrepreneurship and with training experience in entrepreneurship have higher evaluation on micro enterprise policy effect，and the entrepreneurs with working experience in other enterprises located in the villages and towns in the Area have lower evaluation on the micro enterprise policy effect. Chongqing should make and perfect all matched policies related to micro entrepreneurship and its development，especially those matched policies in the perspective of financing guarantee，market development and supply，strengthen the supervision and monitoring on the implementation of the policies in the enterprises in villages and towns and enhance the schooling education and entrepreneurship training on micro entrepreneurs.