Abstract:In recent years, construction of science and technology credit is becoming hot. But what is the evaluation content of science and technology credit, how to evaluate and use the evaluation results, the theoretical and local governments are still exploring. Based the science and technology credit policy issued by relevant departments of 31 provinces and cities in China, this paper summarizes the motivations, themes and paths of scientific and technological credit evaluation through text analysis method. This paper divides the scientific and technological credit evaluation content into the level of scientific research, the external benefit, the use of funds, the authenticity and validity of the information, the fair evaluation of the organization and management, and the management of the scientific and technological credit, and so on; the application of scientific and technological credit results into personal punishment, internal use and external relations. According to the research, it is proposed four mesures to improve the credit management of science and technology.