| ITF Cina F7 - Qual. | 2018/05/27 04:40 | Sheng Hao Zhou v Yifeng Fu | 6-0,6-2 |
| ITF Cina F8 - Qual. | 2018/06/03 02:00 | Lewei Cai v Kento Tagashira | 1-6,2-6 |
| ITF Turchia F14 | 2018/04/07 11:00 | Lewei Cai v Alberto Cammarata | 2-6,1-6 |
| ITF Spagna F7 | 2018/03/16 12:00 | Manuel Barros v Lewei Cai | 6-1,6-2 |
| ITF Cina F3 - Qual. | 2018/01/20 02:30 | Jiayi Li v Lewei Cai | 6-1,6-7,6-0 |
| ITF Cina F2 - Qual. | 2018/01/13 07:30 | Lewei Cai v Hanyi Liu | 3-6,2-6 |
| ITF Cina F1 - Qual. | 2018/01/06 04:15 | Naifu Zhang v Lewei Cai | 6-2,6-0 |
| ITF Cina F11 - Qual. | 2017/07/01 03:25 | Lewei Cai v Changwei Peng | 0-6,3-6 |
| ITF Cina F10 | 2017/06/24 02:00 | Lewei Cai v Ye Cong Mo | 1-6,0-6 |