Activities
| Date | Title | Location | Record |
| 2021/12/25 4~6pm | Xiamen University Summer School | Xiamen, China | Click Here |
| 2021/12/25 4~6pm | Xiamen Geometric Topology Conference | Xiamen, China | Click Here |
| 2021/12/25 4~6pm | A visit to Fudan University | Shanghai, China | Click Here |
| 2021/12/25 4~6pm | China Geometry Day | Beijing, China | Click Here |
| 2021/12/25 4~6pm | China Geometry Day | Beijing, China | Click Here |