Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| Challenger - Gwangju | 2019/05/14 02:00 | Xia, Zihao v Filip Peliwo | 4-6,4-6 |
| Challenger - Gwangju | 2019/05/13 02:00 | Xia, Zihao v Chung, Hong | 0-0 |
| Challenger - Busan | 2019/05/07 02:00 | Liam Broady v Xia, Zihao | 7-5,6-1 |
| Challenger - Busan | 2019/05/06 02:00 | Xia, Zihao v Shin, Jung Ho | 6-3,6-3 |
| Challenger Seoul | 2019/04/30 02:00 | Xia, Zihao v Myneni, Saketh | 4-6,1-6 |
| Challenger Seoul | 2019/04/29 02:00 | Xia, Zihao v Grills, Jacob | 3-6,7-6,3-6 |
| Nanchang, China | 2019/04/23 03:00 | Xia, Zihao v Gabashvili, Teimuraz | 2-6,5-7 |
| Anning, China | 2019/04/15 06:20 | Xia, Zihao v Goncalo Oliveira | 2-6,0-6 |
| ITF - M25 Luan | 2019/05/14 02:50 | Wang, Ruixuan v Xia, Haitong | 1-6,6-2,2-10 |
| Wuhan, Qualifications Simples M-ITF-CHN-05A | 2019/05/07 02:00 | Ye Cong Mo v Wang, Ruixuan | 6-2,6-0 |
| Wuhan, Singles Qualifying M-ITF-CHN-04A | 2019/04/30 02:00 | Wang, Ruixuan v Xia, Haitong | 0-6,3-6 |
| Wuhan, Singles Qualifying M-ITF-CHN-04A | 2019/04/29 04:05 | Wang, Ruixuan v Winter Meagher | 6-1,6-4 |
| Anning, China | 2019/04/15 02:00 | Grills, Jacob v Wang, Ruixuan | 6-1,6-0 |
| ITF M15 Anning | 2019/01/16 02:00 | Wang, Ruixuan v Velotti, Agustin | 2-6,2-6 |
| ITF M15 Anning | 2019/01/09 02:00 | Tan, Li-Wie v Wang, Ruixuan | 7-5,3-6,7-6 |
| ITF M15 Anning | 2019/01/02 04:25 | Wang, Ruixuan v Kazuki Nishiwaki | 6-1,2-6,4-6 |