Teacher information literacy is an important aspect of teachers' professional development and is affected by the school environment. From the perspective of principals, this study discusses the impact of principals' information leadership (PIL), organizational climate (OC), and ICT implementation strategies (IMS) on teachers' information literacy (TIL) and further analyzes the complex system of TIL and the relationship between these factors. Through chain intermediary analysis, this study shows that teachers' information literacy is not only directly affected by their principals' information l...