With the development of network education, the MOOC began to rise in the teaching of colleges and universities. In order to improve the construction quality of construction materials MOOC in Northeast Agricultural University, the paper analyzes and studies the influential factors of construction materials MOOC during construction period. 14 influencing factors were identified from the three aspects of school, teacher and the MOOC company. Then the analytic hierarchy process (AHP) was used to compare the various factors and determine their relative importance. Finally the total order of the various factors was got. The research results could be a reference for construction materials MOOC quality improving.