Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Nonthaburi | 2019/12/03 04:35 | Qun Gao v Natthasith Kunsuwan | 6-3,6-1 |
| ITF M25 Monastir | 2022/05/08 12:00 | Qun Gao v Dusan Rsovac | 6-4,3-6,6-10 |
| ITF M25 Monastir | 2022/04/24 11:00 | Jae Hwan Kim v Qun Gao | 6-4,6-1 |
| ITF M25 Monastir | 2022/03/27 09:00 | Stefan Frljanic v Qun Gao | 6-7,7-6,17-15 |
| ITF M25 Monastir | 2022/03/20 11:00 | Rishabdev Raman v Qun Gao | 7-6,6-0 |
| ITF M15 Hong Kong | 2020/01/07 03:05 | Kasidit Samrej v Qun Gao | 6-3,7-5 |
| ITF M15 Nonthaburi | 2019/12/03 04:35 | Qun Gao v Natthasith Kunsuwan | 6-3,6-1 |
| ITF M15 Nonthaburi | 2019/12/02 04:30 | Qun Gao v Saranpong Borisutpong | 6-2,6-2 |
| ITF M15 Nonthaburi - Kval | 2019/12/01 03:55 | Wei-De Lin v Qun Gao | 5-7,6-1,11-13 |
| ITF M25 Chiang Rai | 2022/05/31 03:00 | Natthasith Kunsuwan v Theertha Shashank Macherla | 6-4,4-6,11-9 |
| ITF M25 Chiang Rai | 2022/05/30 06:40 | Natthasith Kunsuwan v Natthayut Nithithananont | 6-2,6-4 |
| ITF M15 Chiang Rai | 2022/04/27 08:20 | Kazuma Kawachi v Natthasith Kunsuwan | 6-3,6-1 |
| ITF M15 Chiang Rai | 2022/04/18 02:00 | Natthasith Kunsuwan v Thantub Suksumrarn | 7-5,3-6,9-11 |
| ITF M15 Chiang Rai - Kval | 2022/04/17 02:00 | Kazuma Kawachi v Natthasith Kunsuwan | 6-3,6-7,7-10 |
| ITF M15 Chiang Rai - Kval | 2022/04/10 04:20 | Natthasith Kunsuwan v Digvijay Pratap Singh | 7-6,0-6,10-12 |
| ITF M25 Monastir | 2022/03/28 09:00 | Alexis Boureau v Natthasith Kunsuwan | 6-3,6-0 |
| ITF M25 Monastir | 2022/03/27 10:00 | Natthasith Kunsuwan v Filippo Martini | 6-3,6-2 |