Stadium: Indoor 6 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Hengyang | 2019/06/17 06:25 | Guan Kai Wang v RunYu Zhao | 6-4,6-1 |
| ITF M25 Yinchuan | 2019/06/28 01:30 | Guan Kai Wang v Zhao Zhao | 2-6,1-6 |
| ITF M25 Hengyang | 2019/06/17 06:25 | Guan Kai Wang v RunYu Zhao | 6-4,6-1 |
| ITF M25 Shenzhen | 2019/06/10 02:30 | Aliaksandr Liaonenka v Guan Kai Wang | 2-6,6-4,10-6 |
| ITF M25 Luan | 2019/05/14 03:25 | Natthasith Kunsuwan v Guan Kai Wang | 6-0,6-0 |
| ITF M25 Luan | 2019/05/13 04:30 | Guan Kai Wang v Cheng Han | 3-6,6-3,10-3 |
| ITF M15 Wuhan | 2019/04/29 05:45 | Guan Kai Wang v Bingyu Yu | 7-5,2-6,8-10 |
| ITF Italy F34 | 2018/10/27 12:30 | Guan Kai Wang v Nicolas Parizzia | 1-6,1-6 |
| ITF Italy F31 | 2018/10/09 15:00 | Bogdan Ionut Apostol v Guan Kai Wang | 6-1,6-0 |
| ITF M25 Yinchuan | 2019/06/24 02:00 | Rui-Xuan Wang v RunYu Zhao | 6-1,6-0 |
| ITF M25 Hengyang | 2019/06/17 06:25 | Guan Kai Wang v RunYu Zhao | 6-4,6-1 |
| ITF M25 Pensacola | 2019/05/06 14:00 | Karen Khachatryan v RunYu Zhao | 1-6,6-4,10-7 |
| ITF M25 Vero Beach | 2019/04/29 16:00 | RunYu Zhao v Jordan Parker | 0-6,6-3,6-10 |
| ITF M15 Anning | 2019/01/07 01:30 | Wei-De Lin v RunYu Zhao | 7-5,6-2 |
| ITF M15 Anning | 2018/12/31 01:30 | Kazuma Kawachi v RunYu Zhao | 6-1,6-0 |
| ITF Turkey F40 | 2018/12/09 06:30 | Daniil Strelchenko v RunYu Zhao | 6-2,6-2 |
| ITF Turkey F39 | 2018/12/01 06:30 | RunYu Zhao v Sergey Bolotov | 6-7,6-4,1-6 |