| All England Open | 2018/06/28 07:30 | Chong Wei Lee v Hyun Il Lee | L | 2-0 |
| All England Open | 2018/06/26 06:00 | Suppanyu Avihingsanon v Hyun Il Lee | W | 0-2 |
| All England Open | 2018/03/15 15:20 | Yuqi Shi v Hyun Il Lee | L | 2-0 |
| All England Open | 2018/03/14 14:30 | Anders Antonsen v Hyun Il Lee | W | 0-2 |
| Masters d'Indonesia DX | 2018/03/08 16:50 | Kenta Nishimoto v Hyun Il Lee | L | 2-0 |
| Masters d'Indonesia DX | 2018/03/07 16:15 | Hyun Il Lee v Khosit Phetpradab | W | 2-1 |
| Masters d'Indonesia DX | 2018/01/17 11:35 | Viktor Axelsen v Hyun Il Lee | L | 2-1 |
| All England Open | 2017/11/22 03:15 | Long Chen v Hyun Il Lee | L | 2-0 |
| All England Open | 2018/06/28 08:10 | Kantaphon Wangcharoen v Tommy Sugiarto | L | 0-2 |
| All England Open | 2018/06/26 06:40 | Long Chen v Kantaphon Wangcharoen | W | 0-2 |
| Giraldilla International DX | 2018/06/16 01:50 | Dong Keun Lee v Kantaphon Wangcharoen | L | 2-0 |
| Giraldilla International DX | 2018/06/14 22:40 | Kantaphon Wangcharoen v Junpeng Zhao | W | 2-0 |
| Giraldilla International DX | 2018/06/14 03:40 | Kantaphon Wangcharoen v Thomas Rouxel | W | 2-0 |
| Masters d'Indonesia DX | 2018/05/22 13:00 | Ihsan Maulana Mustofa v Kantaphon Wangcharoen | L | 2-1 |
| Masters d'Indonesia DX | 2018/05/20 13:00 | Kwang Hee Heo v Kantaphon Wangcharoen | W | 0-2 |
| Giraldilla International DX | 2018/05/04 07:00 | Kwang Hee Heo v Kantaphon Wangcharoen | L | 2-0 |