Jang Seong-Jai: age 30, at Sejong SA. Full transfer history, fees, market value trend and where the career can go next.
| Date | From | To | Fee |
|---|---|---|---|
| 2025-02-17 | Cheonan City | Sejong SA | Loan |
| 2024-02-07 | Jeonnam Dragons | Cheonan City | Free |
| 2021-01-12 | Suwon FC | Jeonnam Dragons | €92k |
| 2018-07-02 | Ulsan HD | Suwon FC | €92k |