Stadium: Court 3 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Tay Ninh | 2019/09/30 04:30 | Yurii Dzhavakian v Ao Shen | 6-2,6-3 |
| ITF M15 Zlatibor | 2019/09/15 10:30 | Ao Shen v Melik Feler | 4-6,4-6 |
| ITF M15 Novi Sad | 2019/08/12 10:30 | Chuhan Wang v Ao Shen | 6-3,6-0 |
| ITF Vietnam F5 | 2018/10/29 02:30 | Ajeet Rai v Ao Shen | 6-1,6-0 |
| ITF Vietnam F5 | 2018/10/28 03:00 | Ao Shen v Huynh Thinh | 6-3,6-4 |
| ITF Vietnam F4 | 2018/10/21 03:00 | Jackson Varney v Ao Shen | 7-6,6-2 |
| ITF Serbia F4 | 2018/08/29 11:30 | Ao Shen v Gorazd Srbljak | 1-6,0-6 |
| ITF Serbia F3 | 2018/08/21 11:20 | Christopher O'Connell v Ao Shen | 7-5,6-3 |
| ITF M25 Tay Ninh | 2019/10/02 04:25 | Manish Sureshkumar v Krittin Koaykul | 6-0,6-3 |
| ITF M25 Tay Ninh | 2019/10/01 03:35 | Kuan Yu Chen v Krittin Koaykul | 6-7,6-2,6-10 |
| ITF M25 Tay Ninh | 2019/09/30 06:00 | Quoc Uy Vo v Krittin Koaykul | 2-6,3-6 |
| ITF M15 Hua Hin | 2019/09/02 05:45 | Krittin Koaykul v Nitin Kumar Sinha | 3-6,2-6 |
| ITF M15 Hua Hin | 2019/08/19 05:15 | Krittin Koaykul v Kittirat Kerdlaphee | 6-4,1-6,15-13 |
| ITF M25 Nonthaburi | 2019/07/29 06:40 | Aaron Addison v Krittin Koaykul | 6-2,6-0 |
| ITF M25 Nonthaburi | 2019/07/23 03:45 | Daisuke Sumizawa v Krittin Koaykul | 6-4,1-6,11-9 |
| ITF M25 Nonthaburi | 2019/07/22 09:35 | Krittin Koaykul v Mehluli D A Sibanda | 6-4,6-4 |