In order to improve the instructional quality and increase competitiveness of university, the Ministry of Education popularizes the ‘Program for Promoting Teaching Excellence of Universities’ actively. The teaching evaluation gradually becomes the important issue in universities. The purpose of the teaching evaluation is to promote teachers self-growth and self-reflection, to evaluate students' learning effects and taken as a reference of reward or punishment teachers in school. This study conducts a review of all educators who teaching undergraduate in Tamkang University based on the data from the Undergraduate General Course of Teaching Evaluation’s database from 94 to 97 academic years. The Hierarchical Linear Models (HLM) method is applied to assess the effects of the external factors, curriculum or teacher factors for example, upon the long-term teaching evaluation. The objectives of this study are to give some suggestions to schools, researchers and educational institutions based on the fitted statistical model.