On June 27, 2018, graduates held an event called the “Unforgettable Experience of Four Years” in the cafeteria of SAU and deeply moved the teachers. Ten female students danced with the melody of "Chengdu". Many audience took pictures by phone and recorded the moment.

Afterwards, 40 graduates wore bachelor gown and came to the teachers. They gave flowers to the teachers who were present and dedicated themselves to four years with selfless devotion. They expressed their gratitude and best wishes to the teachers. During this period, the teachers and students were deeply touched.

Some programs such as dancing, singing, poetry reciting were performed by the students.