Round: 25 Ground: Hardcourt outdoor
| Challenger - Kaohsiung | 2017/10/02 06:00 | Cheong-Eui Kim v Yan Bai | 4-6,4-6 |
| ITF - Hongkong F4 | 2017/12/20 04:20 | Rio Noguchi v Yan Bai | 6-3,6-0 |
| ITF - Hongkong F4 | 2017/12/19 03:35 | Fajing Sun v Yan Bai | 3-6,2-6 |
| ITF - Thailand F12 | 2017/12/15 03:00 | Yan Bai v Renta Tokuda | 2-6,1-6 |
| ITF - Thailand F12 | 2017/12/14 05:55 | Yan Bai v Ti Chen | 6-4,6-4 |
| ITF - Thailand F12 | 2017/12/13 04:50 | Yan Bai v Yan Sabanin | 6-4,6-1 |
| ITF - Thailand F11 | 2017/12/06 03:30 | Daniiar Duldaev v Yan Bai | 4-6,1-6 |
| ITF - Thailand F11 | 2017/12/05 03:30 | Hong Chung v Yan Bai | 2-6,3-6 |
| ITF - Thailand F10 | 2017/11/29 04:35 | Frederik Nielsen v Yan Bai | 7-6,6-3 |
| ITF - Hongkong F4 | 2017/12/23 03:00 | Cheong-Eui Kim v Daniel Altmaier | 6-3,3-6,7-5 |
| ITF - Hongkong F4 | 2017/12/21 02:00 | Cheong-Eui Kim v Chuhan Wang | 6-4,6-0 |
| ITF - Hongkong F4 | 2017/12/20 02:00 | Goncalo Oliveira v Cheong-Eui Kim | 3-6,1-6 |
| ITF - Hongkong F4 | 2017/12/19 03:20 | Cheong-Eui Kim v Yan Sabanin | 6-1,6-0 |
| ITF - Thailand F12 | 2017/12/13 03:00 | Cheong-Eui Kim v Corentin Denolly | 6-3,7-6 |
| ITF - Thailand F12 | 2017/12/12 04:45 | Alexander Igoshin v Cheong-Eui Kim | 2-6,3-6 |
| ITF - Thailand F11 | 2017/12/08 03:00 | Frederik Nielsen v Cheong-Eui Kim | 6-4,6-4 |
| ITF - Thailand F11 | 2017/12/07 03:00 | Wishaya Trongcharoenchaikul v Cheong-Eui Kim | 3-6,5-7 |