The purpose of this study was to explore the research results related to the information literacy of special education teachers in the past 20 years. In this study, systematic review was used to collect master and doctoral dissertations from 2002 to 2022 using the Taiwan Master's and Doctoral Dissertation Knowledge Value-Added System. There were 7 empirical studies in line with the setting of this study. The analysis found that the research objects were mostly primary school special education teachers, and the research method was monotonous (all are survey research methods). The purpose of this study was to explore the current situation, differences, dilemmas, strategies, etc. of special education teachers using information technology in teaching, as well as the relationship between information literacy and related factors of special education teachers. At the end of the article, the researchers put forward reflections on the results of this research and the gap with field practice, as well as suggestions for field practice and future research.