Stadion: Court 3 Round: 25 Ground: Hardcourt outdoor
| ATP - Winston-Salem | 2019/08/20 19:10 | Duckhee Lee v Hubert Hurkacz | 6-4,0-6,3-6 |
| ATP - Winston-Salem | 2019/08/19 19:00 | Duckhee Lee v Henri Laaksonen | 7-6,6-1 |
| Challenger - Vancouver | 2019/08/14 17:00 | Duckhee Lee v Malek Jaziri | 6-2,4-6,1-6 |
| Challenger - Vancouver | 2019/08/13 17:00 | Duckhee Lee v Maverick Banes | 6-1,6-4 |
| Challenger - Aptos | 2019/08/05 19:55 | Maxime Janvier v Duckhee Lee | 6-4,4-6,6-4 |
| Challenger - Lexington | 2019/08/02 23:40 | Jannik Sinner v Duckhee Lee | 4-6,6-3,6-1 |
| Challenger - Lexington | 2019/08/01 14:00 | Evgeny Karlovskiy v Duckhee Lee | 6-4,2-6,4-6 |
| Challenger - Lexington | 2019/07/30 16:25 | Nicolas Moreno De Alboran v Duckhee Lee | 2-6,3-6 |
| Challenger - Liuzhou | 2019/10/21 03:20 | Renta Tokuda v Jie Cui | 7-5,4-6,3-6 |
| Challenger - Ningbo | 2019/10/14 04:30 | Jie Cui v Frederico Ferreira Silva | 2-6,1-6 |
| ATP - Peking | 2019/09/28 04:20 | Daniel Evans v Jie Cui | 6-3,6-1 |
| ATP - Chengdu | 2019/09/21 03:00 | Jie Cui v Lloyd Harris | 7-6,3-6,0-6 |
| Challenger - Jinan | 2019/09/02 05:05 | Zhizhen Zhang v Jie Cui | 2-6,6-3,6-3 |
| Challenger - Baotou | 2019/08/26 05:00 | Jie Cui v Sidharth Rawat | 5-7,5-7 |
| Challenger - Yokkaichi | 2019/08/06 05:10 | Jie Cui v Tung-Lin Wu | 3-6,6-7 |
| Challenger - Yokkaichi | 2019/08/05 06:20 | Issei Okamura v Jie Cui | 3-6,3-6 |