Estadio: Court 2 Round: 45 Ground: Hardcourt outdoor
| Challenger de Liuzhou | 2018/10/20 02:30 | Miliaan Niesten v Zsombor Piros | 7-6,4-6,6-7 |
| Challenger de Ningbo | 2018/10/13 04:30 | Miliaan Niesten v Kaito Uesugi | 5-7,4-6 |
| Challenger de Jinan | 2018/08/06 02:00 | Yan Bai v Miliaan Niesten | 6-2,7-5 |
| Challenger de Jinan | 2018/08/05 03:45 | Miliaan Niesten v Benjamin Lock | 6-4,6-3 |
| Challenger de Jinan | 2018/08/04 02:00 | Miliaan Niesten v Chuhan Wang | 6-1,1-6,6-4 |
| Challenger de Chengdu | 2018/08/01 03:00 | Tatsuma Ito v Miliaan Niesten | 6-4,6-1 |
| Challenger de Chengdu | 2018/07/31 03:00 | Arjun Kadhe v Miliaan Niesten | 2-6,4-6 |
| Challenger de Chengdu Qual | 2018/07/29 03:00 | Tung-Lin Wu v Miliaan Niesten | 7-6,5-7,1-6 |
| Challenger de Liuzhou | 2018/10/21 04:45 | Sumit Nagal v Khumoyun Sultanov | 6-4,6-4 |
| Challenger de Liuzhou | 2018/10/20 08:00 | Linang Xiao v Khumoyun Sultanov | 4-6,3-6 |
| Challenger Taskent | 2018/10/08 12:40 | Khumoyun Sultanov v Akira Santillan | 6-7,4-6 |
| Challenger de Almaty 2 | 2018/10/02 04:00 | Mohamed Safwat v Khumoyun Sultanov | 6-2,4-6,7-6 |
| Challenger de Almaty 2 | 2018/10/01 04:00 | Rubin Statham v Khumoyun Sultanov | 4-6,6-7 |
| Challenger de Almaty 2 | 2018/09/30 06:55 | Roman Khassanov v Khumoyun Sultanov | 1-6,0-6 |
| Challenger de Almaty 2 | 2018/09/29 09:20 | Khumoyun Sultanov v Tobias Simon | 7-6,6-4 |
| Challenger de Astana | 2018/07/19 06:30 | Khumoyun Sultanov v Sebastian Ofner | 3-6,3-6 |