The purpose of this study was to analyze and discuss elementary school principals' instructional supervision behavior from the viewpoint of micro-politics. First, the study discusses the differences in the educational ideas and interests when the principals interact with teachers. Further, the study analyzes the principals' positive and negative instructional supervision and their impacts on teachers. Based on the purpose of research, the study adopts a qualitative research method. The subjects of this study were elementary school principals and teachers, with whom the author interviewed in-depth. The study collected data through these interviews. Through the analysis of data and discussion, there were three conclusions, five suggestions in this study and the author hopes to solve the hidden problems of political power strategies in the micro-politics phenomenon.