| K League 1 2018 Championship - Appearances as Assistant | ||||
| 10/11/2018 | Gyeongnam FC | - | Pohang Steelers | 1:2 |
| 25/11/2018 | Ulsan Hyundai FC | - | Jeju United | 0:1 |
| K League 1 2018 Championship - Appearances as Assistant | ||||
| 10/11/2018 | Gyeongnam FC | - | Pohang Steelers | 1:2 |
| 25/11/2018 | Ulsan Hyundai FC | - | Jeju United | 0:1 |
| Complete name: | Sung-il Kim |
| Born: | 00/00/1975 |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |