Round: 28 Ground: Hardcourt outdoor
| Chengdu, China | 2017/08/01 06:00 | Gao, Xin v Kim, Cheong-Eui | 7-5,7-6 |
| Hong Kong F4, Simples | 2017/12/21 02:00 | Kim, Cheong-Eui v Wang, Chuhan | 6-4,6-0 |
| Hong Kong F4, Simples | 2017/12/20 02:00 | Goncalo Oliveira v Kim, Cheong-Eui | 3-6,1-6 |
| Hong Kong F4, Simples | 2017/12/19 03:20 | Kim, Cheong-Eui v Sabanin, Yan | 6-1,6-0 |
| ITF Thailand F12 | 2017/12/13 03:00 | Kim, Cheong-Eui v Corentin Denolly | 6-3,7-6 |
| ITF Thailand F12 | 2017/12/12 04:45 | Igoshin, Alexander v Kim, Cheong-Eui | 2-6,3-6 |
| ITF Thailand F11 | 2017/12/08 03:00 | Nielsen, Frederik v Kim, Cheong-Eui | 6-4,6-4 |
| ITF Thailand F11 | 2017/12/07 03:00 | Wishaya Trongcharoenchaikul v Kim, Cheong-Eui | 3-6,5-7 |
| ITF Thailand F11 | 2017/12/06 03:00 | Evan Furness v Kim, Cheong-Eui | 6-7,1-6 |
| Hong Kong F4, Simples | 2017/12/21 02:00 | Gao, Xin v Rio Noguchi | 6-1,6-3 |
| Hong Kong F4, Simples | 2017/12/20 02:00 | Michael Zhu v Gao, Xin | 4-6,4-6 |
| Hong Kong F4, Simples | 2017/12/19 03:40 | Gao, Xin v Tortrakul, Teeradon | 6-2,6-3 |
| ITF Thailand F12 | 2017/12/12 05:30 | Gao, Xin v Jeong, Young-Hoon | 1-6,7-6,2-6 |
| ITF Thailand F11 | 2017/12/06 05:00 | Gao, Xin v Corentin Denolly | 3-6,4-6 |
| ITF Thailand F11 | 2017/12/05 10:20 | Kerdlaphee, Kittirat v Gao, Xin | 0-6,1-6 |
| Challenger Toyota Qual | 2017/11/12 07:00 | Kaito Uesugi v Gao, Xin | 7-5,6-4 |
| Challenger Toyota Qual | 2017/11/11 03:55 | Gao, Xin v Wishaya Trongcharoenchaikul | 7-6,6-4 |