Stadium: Center Round: 46 Ground: Hardcourt outdoor
| Challenger Liuzhou | 2018/10/20 08:20 | Yunseong Chung v Sidharth Rawat | 5-7,6-2,6-3 |
| Challenger Ningbo | 2018/10/19 03:00 | Yunseong Chung v Prajnesh Gunneswaran | 2-6,1-6 |
| Challenger Ningbo | 2018/10/17 05:15 | Yunseong Chung v Yosuke Watanuki | 2-6,7-6,6-3 |
| Challenger Ningbo | 2018/10/15 04:05 | Ramkumar Ramanathan v Yunseong Chung | 6-1,6-7,6-7 |
| Challenger Tashkent | 2018/10/07 05:00 | Yunseong Chung v Artem Dubrivnyy | 3-6,5-7 |
| Challenger Tashkent | 2018/10/06 05:00 | Yunseong Chung v Grigoriy Korobeynikov | 6-0,6-0 |
| Challenger Kaohsiung | 2018/09/18 10:00 | Jason Jung v Yunseong Chung | 6-3,6-4 |
| Challenger Kaohsiung | 2018/09/17 04:15 | Yunseong Chung v Tristan Lamasine | 6-4,6-2 |
| Challenger Liuzhou | 2018/10/20 10:25 | Youssef Hossam v Chien Hsun Lo | 7-6,3-6,6-2 |
| Challenger Ningbo | 2018/10/14 04:15 | Fajing Sun v Youssef Hossam | 4-6,7-5,7-5 |
| Challenger Tashkent | 2018/10/07 09:50 | Youssef Hossam v Mathias Bourgue | 3-6,4-6 |
| Challenger Tashkent | 2018/10/06 09:10 | Amal Sultanbekov v Youssef Hossam | 3-6,2-6 |
| Challenger Istanbul | 2018/09/12 11:40 | Youssef Hossam v Tallon Griekspoor | 3-6,2-6 |
| Challenger Istanbul | 2018/09/11 09:30 | Youssef Hossam v Anil Yuksel | 6-3,6-2 |
| Challenger Istanbul | 2018/09/10 07:30 | Youssef Hossam v Nam Hoang Ly | 6-4,7-6 |
| Challenger Istanbul | 2018/09/09 10:00 | Youssef Hossam v Mikhail Elgin | 6-4,3-6,6-4 |