| 预选 Pre-registration | Pre-registration 2019-09-2 (Mon.) 13:00 ～ 2019-09-8 (Sun.) 16:00 | Prioritize the selected courses (except make-up courses). Check the result of draw after 18:00, Sep 8. |
| 补退选 Add or drop courses | Stage I 2019-09-11 (Wed.) 13:00 ～ 2019-09-16 (Tue.) 8:00 | First come, first served, until all spots are filled; All courses can be canceled during the period. |
| Stage II 2019-09-16 (Tue.) 13:00 ～ 2019-09-20 (Fri.) 16:00 | No courses can be added, only dropping courses is allowed; The deleted courses will not be listed on transcripts. | |
| 退课阶段Withdraw Courses | Stage I 2019-10-14 (Mon.) 8:00 ～ 2019-10-18 (Fri.) 16:00 | The dropped courses (except those begin from or after 9th academic week) will be marked with “W”（Withdrew）on transcript. |
| Stage II 2019-11-11 (Mon.) 8:00 ～ 2019-11-22 (Fri.) 16:00 | Students cannot drop: Courses finished in first 8 weeks; Will not be marked “W” |
