Abstract: To support and standardize the development of flexible employment is of great significance for China to achieve fuller and higher quality employment. In this paper, 17 typical national and local policies and guidance opinions that have an important impact on flexible employment are collected, and the PMC index model based on text mining method is used to quantitatively evaluate the texts of China's flexible employment policies. The PMC curved surface diagrams of the selected 3 typical policies are drawn to analyze the improvement direction. The research shows that China's flexible employment policy is reasonably designed especially in improving social security, encouraging entrepreneurship, increasing training and eliminating discrimination, among which there are 2 perfect level policies and 15 excellent level policies. On the basis of the evaluation of the current policy situation, CiteSpace is used to analyze the research hotspots and frontier trends in the field of flexible employment in China, to explore the future policy-making direction in the field of flexible employment, and to put forward some countermeasures and suggestions, such as confirming new labor relations, perfecting relevant laws and regulations, and strengthening the responsibility of platform enterprises.