| ITF China F10 | 2018/07/10 02:00 | Ji Hoon Son v Xin Gao | 6-7,6-7 |
| ITF China F10 | 2018/07/10 02:00 | Ji Hoon Son v Xin Gao | 6-7,6-7 |
| ITF China F9 | 2018/07/08 03:00 | Ji Hoon Son v Yan Bai | 7-6,4-6,4-6 |
| ITF China F9 | 2018/07/07 07:25 | Seong Chan Hong v Ji Hoon Son | 6-7,1-6 |
| ITF China F9 | 2018/07/06 03:00 | Hao Wu v Ji Hoon Son | 1-6,5-7 |
| ITF China F9 | 2018/07/05 05:30 | Ji Hoon Son v Kousuke Ogura | 6-2,6-4 |
| ITF China F9 | 2018/07/03 08:35 | Rui-Xuan Wang v Ji Hoon Son | 2-6,4-6 |
| ITF Korea F3 | 2018/06/19 07:00 | Ji Hoon Son v Jeamoon Lee | 3-6,4-6 |
| ITF Korea F2 | 2018/06/15 01:00 | Cheong-Eui Kim v Ji Hoon Son | 2-6,6-3,7-5 |
| Challenger Chengdu | 2018/07/31 06:55 | Yibing Wu v Xin Gao | 6-0,6-1 |
| ITF China F10 | 2018/07/10 02:00 | Ji Hoon Son v Xin Gao | 6-7,6-7 |
| ITF China F9 | 2018/07/03 07:00 | Xin Gao v Hao Wu | 6-7,3-6 |
| ITF China F7 | 2018/06/02 04:40 | Xin Gao v Zhe Li | 6-2,3-6,2-6 |
| ITF China F7 | 2018/06/01 06:15 | Xin Gao v Yunseong Chung | 6-0,6-7,6-3 |
| ITF China F7 | 2018/05/31 03:50 | Xin Gao v Aoran Wang | 6-0,6-3 |
| ITF China F7 | 2018/05/29 02:00 | Xin Gao v Rhett Purcell | 6-4,6-3 |
| ITF China F6 | 2018/05/17 02:00 | Xin Gao v Fajing Sun | 3-6,3-6 |