| Date | Description |
|---|---|
| 2023-01-03 | delete ceo Yoo Jae-duk |
| 2023-01-03 | delete managingdirector Dr. Kim Jae-Hwan |
| 2023-01-03 | delete otherexecutives Dr. Kim Seong-Tae |
| 2023-01-03 | insert ceo Dr. Kim Jae-Hwan |
| 2023-01-03 | delete person Dr. Kim Seong-Tae |
| 2023-01-03 | delete person Yoo Jae-duk |
| 2023-01-03 | update person_title Dr. Kim Jae-Hwan: Managing Director => CEO |