Stadium: Indoor 1 Round: 44 Ground: Hardcourt outdoor
| ITF China F8 Qual | 2018/06/03 03:25 | Bang Shuo Yin v Yong Jia Cai | 3-6,7-5,6-3 |
| ITF China F8 Qual | 2018/06/02 02:00 | Yong Jia Cai v Ang Ji | 6-1,6-4 |
| ITF China F7 Qual | 2018/05/27 02:00 | Yong Jia Cai v Jianhui Li | 1-6,3-6 |
| ITF China F6 Qual | 2018/05/13 05:55 | Olly Sadler v Yong Jia Cai | 6-3,6-1 |
| ITF China F6 Qual | 2018/05/12 04:15 | Gregory Nitayamekin v Yong Jia Cai | 2-6,1-6 |
| ITF China F5 Qual | 2018/05/05 07:35 | Yong Jia Cai v Haitong Xia | 3-6,2-6 |
| ITF China F4 Qual | 2018/04/29 05:50 | Hanyi Liu v Yong Jia Cai | 6-1,6-4 |
| ITF China F3 Qual | 2018/01/21 04:20 | Nitin Kumar Sinha v Yong Jia Cai | 6-3,6-1 |
| ITF China F9 Qual | 2018/07/01 04:00 | Yifeng Fu v Leo Tang | 6-4,6-0 |
| ITF China F9 Qual | 2018/06/30 02:00 | Yifeng Fu v Lewei Cai | 3-6,7-5,6-2 |
| ITF China F7 Qual | 2018/05/27 04:40 | Sheng Hao Zhou v Yifeng Fu | 6-0,6-2 |