Stadium: Court 1 Round: 24 Ground: Hardcourt outdoor
| Challenger Shanghai | 2019/09/11 08:15 | Akira Santillan v Teymuraz Gabashvili | 6-2,6-1 |
| Challenger Shanghai | 2019/09/09 08:00 | Teymuraz Gabashvili v Vladyslav Orlov | 6-2,7-5 |
| Challenger Jinan | 2019/09/06 04:00 | Teymuraz Gabashvili v Soonwoo Kwon | 6-3,3-6,4-6 |
| Challenger Jinan | 2019/09/05 04:35 | Tatsuma Ito v Teymuraz Gabashvili | 5-7,3-6 |
| Challenger Jinan | 2019/09/04 03:25 | Teymuraz Gabashvili v Yan Bai | 4-6,6-3,6-2 |
| Challenger Jinan | 2019/09/03 02:00 | Teymuraz Gabashvili v Jacob Grills | 6-4,5-7,6-1 |
| Challenger Baotou | 2019/08/28 05:45 | Runhao Hua v Teymuraz Gabashvili | 6-3,3-6,7-6 |
| Challenger L'Aquila | 2019/08/21 10:50 | Marc-Andrea Huesler v Teymuraz Gabashvili | 6-1,6-3 |
| Challenger Shanghai | 2019/09/13 04:35 | Di Wu v Collin Altamirano | 6-4,6-0 |
| 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 Xin Gao | 6-1,6-1 |
| Challenger Jinan | 2019/09/02 04:30 | Di Wu v Collin Altamirano | 6-4,6-4 |
| Challenger Lexington | 2019/07/31 19:20 | Collin Altamirano v Roy Smith | 4-6,7-6,2-6 |
| Challenger Binghamton | 2019/07/25 15:55 | Dudi Sela v Collin Altamirano | 6-4,7-5 |
| Challenger Binghamton | 2019/07/24 14:00 | Collin Altamirano v Jeffrey John Wolf | 6-2,7-5 |