In recent years, with the continuous expansion of national education opening up and the in-depth implementation of the "the Belt and Road" education initiative, the educational goal of international students in China has gradually changed from the pursuit of scale to the improvement of quality and efficiency. How colleges and universities improve the enrollment quality of international students in the post epidemic era is of great significance to the improvement of the international talent training level and the comprehensive strength of education. Based on the analysis the main problems in the enrollment process, this paper proposes a series of measures to improve the quality of enrollment, such as highlighting academic education, multi-channel publicity, optimizing the allocation of scholarships and setting up overseas preparatory classes.