| Paraguay Open | 2019/09/10 16:25 | Kai Zhang v Diego Hermosilla | W | 3-0 |
| Slovenia Open | 2019/05/08 13:40 | Truls Moregard v Kai Zhang | L | 3-1 |
| Slovenia Open | 2019/05/08 09:00 | Siddhesh Pande v Kai Zhang | W | 0-3 |
| Serbia Open | 2019/05/01 14:20 | Vildan Gadiev v Kai Zhang | W | 2-3 |
| Serbia Open | 2019/05/01 08:10 | Abdulaziz Bu Shulaybi v Kai Zhang | L | 3-0 |
| Paraguay Open | 2019/09/10 16:25 | Gaston Alto v Daniel Santos | L | 3-1 |