Stadium: Center Round: 27 Ground: Hardcourt outdoor
| Jinan, China | 2019/09/02 04:30 | Wu, Di v Collin Altamirano | 6-4,6-4 |
| Challenger Shanghai | 2019/09/12 02:30 | Wu, Di v Ortega-Olmedo, Roberto | 6-1,5-7,7-6 |
| Challenger Shanghai | 2019/09/10 08:15 | Marc Polmans v Wu, Di | 3-6,3-6 |
| Jinan, China | 2019/09/05 03:00 | Wu, Di v Soeda, Go | 2-6,1-6 |
| Jinan, China | 2019/09/03 06:30 | Hiroki Moriya v Wu, Di | 3-6,5-7 |
| Jinan, China | 2019/09/02 04:30 | Wu, Di v Collin Altamirano | 6-4,6-4 |
| Baotou, Chine | 2019/08/27 07:05 | Tung-Lin Wu v Wu, Di | 3-6,6-1,7-5 |
| Baotou, Chine | 2019/08/26 02:00 | Grills, Jacob v Wu, Di | 6-7,4-6 |
| Chengdu, China | 2019/08/01 03:00 | Wu, Di v Chung, Hyeon | 6-7,7-6,3-6 |
| Challenger Shanghai | 2019/09/12 04:20 | Collin Altamirano v Tatsuma Ito | 6-3,7-6 |
| Challenger Shanghai | 2019/09/10 04:00 | Aleksandar Vukic v Collin Altamirano | 4-6,6-7 |
| Challenger Shanghai | 2019/09/09 05:45 | Collin Altamirano v Gao, Xin | 6-1,6-1 |
| Jinan, China | 2019/09/02 04:30 | Wu, Di v Collin Altamirano | 6-4,6-4 |
| Challenger Lexington | 2019/07/31 19:20 | Collin Altamirano v Smith, Roy | 4-6,7-6,2-6 |
| Binghamton, USA | 2019/07/25 15:55 | Sela, Dudi v Collin Altamirano | 6-4,7-5 |
| Binghamton, USA | 2019/07/24 14:00 | Collin Altamirano v Wolf, Jeffrey John | 6-2,7-5 |
| Binghamton, USA | 2019/07/23 16:25 | Glasspool, Lloyd v Collin Altamirano | 1-6,6-7 |