| ITF China F12 | 2015/08/04 01:30 | Duckhee Lee v Cheng-Yu Yu | 6-2,7-6 |
| ITF China F6 | 2015/05/27 02:00 | Duckhee Lee v Cheng-Yu Yu | 6-4,6-4 |
| ITF Indonesia F7 | 2017/11/21 06:35 | Duckhee Lee v Arsav Mohanty | 6-2,6-1 |
| Challenger Toyota | 2017/11/17 06:00 | Duckhee Lee v Matthew Ebden | 3-6,0-6 |
| Challenger Toyota | 2017/11/15 05:25 | Duckhee Lee v Zhe Li | 6-3,6-3 |
| Challenger Toyota | 2017/11/14 01:00 | Duckhee Lee v Yuya Kibi | 6-3,6-4 |
| Challenger Kobe | 2017/11/07 04:25 | Duckhee Lee v Tatsuma Ito | 2-6,1-6 |
| Challenger Shenzhen 2 | 2017/11/02 03:30 | Austin Krajicek v Duckhee Lee | 7-5,3-6,6-3 |
| Challenger Shenzhen 2 | 2017/10/31 05:00 | Naoki Nakagawa v Duckhee Lee | 1-6,4-6 |
| Challenger Suzhou | 2017/10/24 05:40 | Duckhee Lee v Hubert Hurkacz | 6-4,4-6,6-7 |
| ITF Indonesia F7 | 2017/11/20 03:30 | Aryan Goveas v Cheng-Yu Yu | 7-6,1-6,2-6 |
| ITF Thailand F9 | 2017/10/20 03:00 | Max Purcell v Cheng-Yu Yu | 6-7,6-3,6-0 |
| ITF Thailand F9 | 2017/10/19 03:00 | Cheng-Yu Yu v Riccardo Balzerani | 6-3,6-1 |
| ITF Thailand F9 | 2017/10/18 03:00 | Cheng-Yu Yu v Hunter Callahan | 6-3,6-1 |
| ITF Thailand F9 | 2017/10/17 05:20 | Cheng-Yu Yu v Sam Matheson | 6-4,6-4 |
| ITF Thailand F8 | 2017/10/10 08:55 | Karunuday Singh v Cheng-Yu Yu | 6-4,6-2 |
| Challenger Kaohsiung Qual | 2017/10/01 04:45 | Cheong-Eui Kim v Cheng-Yu Yu | 6-2,6-3 |
| Challenger Kaohsiung Qual | 2017/09/30 06:25 | Tsung-Hao Huang v Cheng-Yu Yu | 1-6,2-6 |