Stadium: Centre Court Round: 54 Ground: Hardcourt outdoor
| Challenger - Kobe | 2018/11/11 04:50 | Xin Gao v Tung-Lin Wu | 4-6,2-6 |
| Challenger - Kobe | 2018/11/10 06:00 | Xin Gao v Kazuki Nishiwaki | 6-4,6-4 |
| Challenger Shenzhen 2 | 2018/10/28 04:05 | Sumit Nagal v Xin Gao | 6-4,6-2 |
| Challenger Shenzhen 2 | 2018/10/27 07:25 | Xin Gao v Alexander Pavlioutchenkov | 6-1,6-2 |
| Challenger Liuzhou | 2018/10/20 02:00 | Michael Zhu v Xin Gao | 1-6,6-3,6-1 |
| Challenger Kaohsiung | 2018/09/16 07:45 | Yunseong Chung v Xin Gao | 7-5,6-3 |
| Challenger Kaohsiung | 2018/09/15 12:45 | Liang-Yu Lin v Xin Gao | 1-6,0-6 |
| Challenger Shanghai Qual | 2018/09/08 08:15 | Xin Gao v Dayne Kelly | 3-6,2-6 |
| ITF China F12 Qual | 2018/08/11 02:00 | Hu Liu v Wai Yu Kai | 6-2,6-3 |
| ITF China F11 | 2018/07/17 01:00 | Lingxi Zhao v Wai Yu Kai | 6-2,6-2 |
| ITF China F11 Qual | 2018/07/16 02:55 | Wai Yu Kai v Xin Hu | 6-2,6-1 |
| ITF China F11 Qual | 2018/07/15 03:35 | Ruo Chen v Wai Yu Kai | 1-6,2-6 |
| ITF China F11 Qual | 2018/07/14 02:50 | Wai Yu Kai v Xiaoyu He | 6-2,6-2 |
| ITF China F10 Qual | 2018/07/07 02:00 | Weibowen Zou v Wai Yu Kai | 6-3,7-6 |
| ITF China F9 Qual | 2018/07/01 04:00 | Bingyu Yu v Wai Yu Kai | 6-2,6-1 |
| ITF Hong Kong F1 | 2018/06/26 02:00 | Hong Kit Wong v Wai Yu Kai | 6-4,6-4 |