| ITF Thailand F4 | 2017/08/04 04:30 | Kuan-Yi Lee v Cheng-Yu Yu | 6-4,6-2 |
| ITF Hong Kong F1 | 2016/06/08 22:00 | Kuan-Yi Lee v Cheng-Yu Yu | 6-7,2-6 |
| ITF Thailand F7 | 2018/10/31 05:50 | Kuan-Yi Lee v Hiroyasu Ehara | 0-6,1-6 |
| ITF Thailand F7 | 2018/10/30 02:00 | Tsung-Hao Huang v Kuan-Yi Lee | 6-3,1-6,3-6 |
| ITF Australia F8 | 2018/10/12 01:15 | Colin Sinclair v Kuan-Yi Lee | 6-1,6-2 |
| ITF Australia F8 | 2018/10/11 03:00 | Kuan-Yi Lee v Luke Saville | 7-6,3-6,6-2 |
| ITF Australia F8 | 2018/10/10 02:00 | Kuan-Yi Lee v Thomas Bosancic | 7-5,6-1 |
| ITF Australia F7 | 2018/10/04 00:00 | Kuan-Yi Lee v Blake Ellis | 4-6,2-6 |
| ITF Australia F7 | 2018/10/02 03:30 | Kuan-Yi Lee v Alexander Crnokrak | 1-6,7-6,6-2 |
| Challenger Shanghai | 2018/09/08 06:20 | Kuan-Yi Lee v Ti Chen | 5-7,4-6 |
| ITF Vietnam F5 | 2018/11/03 03:00 | Nam Hoang Ly v Cheng-Yu Yu | 6-4,6-4 |
| ITF Vietnam F5 | 2018/11/02 03:00 | Cheng-Yu Yu v Ajeet Rai | 6-4,6-2 |
| ITF Vietnam F5 | 2018/11/01 05:15 | Cheng-Yu Yu v Karl Friberg | 6-3,6-3 |
| ITF Vietnam F5 | 2018/10/30 06:00 | Niki Kaliyanda Poonacha v Cheng-Yu Yu | 6-3,3-6,5-7 |
| ITF Vietnam F4 | 2018/10/22 02:30 | Cheng-Yu Yu v Arthur Weber | 6-1,2-6,6-7 |
| ITF Vietnam F4 | 2018/10/21 06:00 | Cheng-Yu Yu v Ha Minh Duc Vu | 6-1,6-0 |
| ITF Thailand F6 | 2018/10/08 03:30 | Cheng-Yu Yu v Wei-De Lin | 6-7,2-6 |
| ITF Thailand F5 | 2018/10/03 04:55 | Cheng-Yu Yu v Felix Corwin | 3-6,3-6 |