Stadium: Court 9 Round: 25 Ground: Hardcourt outdoor
| ITF China F4 | 2018/05/05 03:00 | Kim, Cheong-Eui v He, Yecong | 4-6,6-7 |
| ITF China F4 | 2018/05/04 04:45 | Kim, Cheong-Eui v Zeng, Shi Hong | 6-1,6-1 |
| ITF China F4 | 2018/05/01 05:25 | Kim, Cheong-Eui v Hovhannisyan, Mousheg | 6-4,6-3 |
| Challenger Qujing | 2018/03/19 02:00 | Lorenzo Sonego v Kim, Cheong-Eui | 6-1,6-4 |
| Shenzhen, China, Qualifying | 2018/03/11 07:30 | Kamil Majchrzak v Kim, Cheong-Eui | 6-4,6-2 |
| Shenzhen, China, Qualifying | 2018/03/11 02:40 | Kim, Cheong-Eui v Granollers, Gerard | 4-6,6-3,7-5 |
| Challenger Zhuhai Qual | 2018/03/03 06:55 | Slobodchikov, Ronald v Kim, Cheong-Eui | 6-4,7-6 |
| Yokohama, Japan, Qualifying | 2018/02/24 01:00 | Wishaya Trongcharoenchaikul v Kim, Cheong-Eui | 6-4,7-6 |
| ITF Israel F4 | 2018/04/27 07:00 | Bega, Alessandro v Niklas-Salminen, Patrick | 4-6,6-4,6-2 |
| ITF Israel F4 | 2018/04/26 07:40 | Niklas-Salminen, Patrick v Vladyslav Orlov | 6-0,6-1 |
| ITF Israel F4 | 2018/04/25 10:00 | Haerteis, Johannes v Niklas-Salminen, Patrick | 4-6,7-6,4-6 |
| Egypt F14, Singles Qualifying | 2018/04/19 08:00 | Bega, Alessandro v Niklas-Salminen, Patrick | 6-4,6-4 |
| Egypt F14, Singles Qualifying | 2018/04/17 08:00 | Vladyslav Orlov v Niklas-Salminen, Patrick | 4-6,3-6 |
| ITF Israel F3 | 2018/03/23 07:00 | Niklas-Salminen, Patrick v Heliovaara, Harri | 3-6,0-6 |
| ITF Israel F3 | 2018/03/22 08:00 | Niklas-Salminen, Patrick v Alexis Canter | 6-4,7-5 |
| ITF Israel F3 | 2018/03/21 10:40 | Matias Franco Descotte v Niklas-Salminen, Patrick | 2-6,4-6 |