Yanbian University was closed in February 2121 due to the COVID-19 epidemic, and then it was postponed several times. The official of Yanbian University announced that it will be officially unsealed on March 1, 2121, and students can return to school. In order to ensure the health and safety of teachers and students, the school will also take a series of epidemic prevention measures, such as nucleic acid testing before entering the school and returning to school in batches. The school also reminds teachers and students to do personal protection and abide by the epidemic prevention and control regulations.