Round: 28 Ground: Hardcourt outdoor
| Challenger Chengdu | 2017/08/01 06:00 | Xin Gao v Cheong-Eui Kim | 7-5,7-6 |
| ITF Hong Kong F4 | 2017/12/21 02:00 | Cheong-Eui Kim v Chuhan Wang | 6-4,6-0 |
| ITF Hong Kong F4 | 2017/12/20 02:00 | Goncalo Oliveira v Cheong-Eui Kim | 3-6,1-6 |
| ITF Hong Kong 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 |
| ITF Thailand F11 | 2017/12/06 03:00 | Evan Furness v Cheong-Eui Kim | 6-7,1-6 |
| ITF Hong Kong F4 | 2017/12/21 02:00 | Xin Gao v Rio Noguchi | 6-1,6-3 |
| ITF Hong Kong F4 | 2017/12/20 02:00 | Michael Zhu v Xin Gao | 4-6,4-6 |
| ITF Hong Kong F4 | 2017/12/19 03:40 | Xin Gao v Teeradon Tortrakul | 6-2,6-3 |
| ITF Thailand F12 | 2017/12/12 05:30 | Xin Gao v Young-Hoon Jeong | 1-6,7-6,2-6 |
| ITF Thailand F11 | 2017/12/06 05:00 | Xin Gao v Corentin Denolly | 3-6,4-6 |
| ITF Thailand F11 | 2017/12/05 10:20 | Kittirat Kerdlaphee v Xin Gao | 0-6,1-6 |
| Challenger Toyota Qual | 2017/11/12 07:00 | Kaito Uesugi v Xin Gao | 7-5,6-4 |
| Challenger Toyota Qual | 2017/11/11 03:55 | Xin Gao v Wishaya Trongcharoenchaikul | 7-6,6-4 |