| ITTF South American Champs Women | 2023/06/06 15:00 | Mariangel Diaz v Zhiying Zeng | L | 0-4 |
| ITTF South American Team Champs Women | 2023/06/08 17:00 | Mariangel Diaz v Laura Watanabe | L | 1-3 |
| ITTF South American Champs Women | 2023/06/06 15:00 | Mariangel Diaz v Zhiying Zeng | L | 0-4 |
| ITTF Pan American Championships Women | 2022/11/03 13:45 | Mariangel Diaz v Idalys Lovet | L | 1-4 |
| ITTF South American Champs Women | 2022/07/24 22:30 | Mariangel Diaz v Manuela Echeverry | L | 1-3 |
| ITTF South American Team Champs Women | 2023/06/10 17:30 | Roxy Gonzalez v Zhiying Zeng | W | 0-3 |
| ITTF South American Champs Women | 2023/06/07 22:00 | Zhiying Zeng v Giulia Takahashi | L | 0-4 |
| ITTF South American Champs Women | 2023/06/07 17:20 | Bruna Alexandre v Zhiying Zeng | W | 2-4 |
| ITTF South American Champs Women | 2023/06/06 23:00 | Zhiying Zeng v Laura Watanabe | W | 4-0 |
| ITTF South American Champs Women | 2023/06/06 15:00 | Mariangel Diaz v Zhiying Zeng | W | 0-4 |