Abstract: The empirical data of the library activities of Liaoning Normal University library proves the correlation between the “reading promotion +” characteristic activities and the readers' reading, and tests the effectiveness of the intervention activities.this paper applies EBL method, integrate multiple data platforms, and combine case evaluation empirical application:establish reader classification model, diversified data analysis, practice of evidence-based decision making, and optimization decision of “assessment-correction-re-evaluation-re-correction” University libraries provide evidence and data support for the effectiveness of data evaluation and reading promotion activities.

Key words: Evidence-based library (EBL); Reading promotion +; Empirical Research