The end of June. Generally, the teaching arrangements for undergraduates in Hainan University are basically practical teaching in the last semester. Normal students participate in teaching while practicing in primary and secondary schools. Mechanical engineering undergraduates do graduation design, and practical teaching ends in May. Liberal arts and science students are preparing for graduation defense, and they will basically be fine by the beginning of June. The graduation ceremony will be held at the end of June, and they will be ready to leave school in early July.