Stadium: Center Court Round: 46 Ground: Hardcourt outdoor
| Challenger Shenzhen 2 | 2018/10/27 07:05 | Sumit Nagal v Hanyi Liu | 6-2,6-0 |
| Challenger Liuzhou | 2018/10/23 02:00 | Sumit Nagal v Tatsuma Ito | 2-6,3-6 |
| Challenger Liuzhou | 2018/10/22 03:00 | Sumit Nagal v Arjun Kadhe | 6-4,6-4 |
| Challenger Liuzhou | 2018/10/21 04:45 | Sumit Nagal v Khumoyun Sultanov | 6-4,6-4 |
| Challenger Liuzhou | 2018/10/20 06:35 | Sumit Nagal v Zihao Xia | 6-2,6-2 |
| Challenger Ningbo | 2018/10/16 06:00 | Sumit Nagal v Thomas Fabbiano | 6-4,4-6,2-6 |
| Challenger Tashkent | 2018/10/06 06:30 | Rubin Statham v Sumit Nagal | 3-6,6-1,6-1 |
| Challenger - Sibiu | 2018/09/18 07:00 | Sumit Nagal v Pedro Sousa | 2-6,4-6 |
| 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 |
| Challenger Zhangjiagang | 2018/09/02 02:00 | Xin Gao v Dayne Kelly | 3-6,2-6 |
| Challenger Gwangju Qual | 2018/08/11 03:35 | Ji Hoon Son v Xin Gao | 7-5,6-3 |
| Challenger Chengdu | 2018/07/31 06:55 | Yibing Wu v Xin Gao | 6-0,6-1 |