| Polish Open MD | 2019/10/18 15:15 | Cao/Xu v Bertrand/De Nodrest | L | 2-3 |
| Qatar Open XD | 2019/02/17 16:40 | Togami/Uda v Cao/Xu | W | 1-3 |
| Qatar Open XD | 2019/02/16 19:35 | Cao/Xu v Liang/Lin | W | 3-1 |
| Qatar Open XD | 2019/02/16 15:50 | Ort/Qiu v Cao/Xu | W | 0-3 |
| Qatar Open XD | 2019/02/14 20:00 | Cao/Xu v Shinozuka/Sone | W | 3-1 |
| Qatar Open XD | 2019/02/14 11:40 | Alto/Galvano v Cao/Xu | W | 0-3 |
| Qatar Open XD | 2019/02/13 19:30 | Cao/Xu v Franco/Machado | W | 3-1 |
| Swedish Open MD | 2019/10/02 14:30 | Jancarik/Polansky v Jouti/Monteiro | L | 3-0 |