| Name | Ye Yang |
| Certificate number | 111086202104089 |
| Certificate type | Attendance |
| Issue date | 2021.04.28 |
| Expiration date | No expiration date |
| Program | Personal Presence |
| Certified by | AIPE and AdB |
| Name | Ye Yang |
| Certificate number | 111086202104089 |
| Certificate type | Attendance |
| Issue date | 2021.04.28 |
| Expiration date | No expiration date |
| Program | Personal Presence |
| Certified by | AIPE and AdB |
