| FIVB Xiamen Open Women | 2018/06/15 10:30 | Bell/Ngauamo v Cao/Zeng | 2-0 |
| FIVB Xiamen Open Women | 2018/06/15 03:30 | Kusano/Nishibori v Cao/Zeng | 2-0 |
| FIVB Xiamen Open Women | 2018/06/02 02:10 | Cao/Zeng v Mizoe/Hashimoto | 0-2 |
| FIVB Xiamen Open Women | 2018/06/01 05:30 | Caluori/Gerson v Cao/Zeng | 2-0 |
| FIVB Xiamen Open Women | 2018/06/01 00:00 | Grimson/Palmer v Cao/Zeng | 1-2 |
| FIVB Doha | 2018/04/20 00:00 | Cao/Zeng v Behrens/Ittlinger | 1-2 |
| FIVB Doha | 2018/04/19 05:10 | Melissa/Pavan v Cao/Zeng | 2-0 |
| FIVB Xiamen Open Women | 2017/11/22 21:50 | Cao/Zeng v Carter/van Rensburg | 2-1 |