Date | The presentation |
2018.4.16 |  Download |
| 2018.9.19~20 | Download |
| 2018.10.25~26 | Download |
| 2019.4.1 | Download |
| 2019.4.9 | Download |
| 2019.8.14 | Download |
| 2019.11.13 | Download |
| 2019.11.25~26 | Download |
| 2020.8.27 | Download |
| 2020.9.11 | Download |
| 2020.12.4 | Download |
| 2021.8.11 | Download |
| 2021.12.30 | Download |
| 2022.9.22 | Download |
| 2023.12.21 | Download |
| 2024.3.28 | Download |
