| ITF Women Luan Qual | 2018/05/07 06:45 | Qi, Jiatian v Cao, Siqi | 1-6,3-6 |
| ITF Women Wuhan Qual | 2018/05/12 05:00 | Yang, Yifei v Qi, Jiatian | 3-6,2-6 |
| ITF Women Luan Qual | 2018/05/07 06:45 | Qi, Jiatian v Cao, Siqi | 1-6,3-6 |
| ITF Women Nanjing Qual | 2018/03/31 04:00 | Qi, Jiatian v Li, Jiakang | 6-3,2-6,4-6 |
| ITF Women Nanjing Qual | 2018/03/24 07:00 | Yu, Yue v Qi, Jiatian | 6-3,6-1 |
| ITF Women Nanjing Qual | 2018/03/19 04:10 | Yidi Yang v Qi, Jiatian | 6-2,7-6 |
| ITF Women Nanjing | 2018/03/18 02:30 | Qi, Jiatian v Huang, Lijia | 7-6,6-2 |
| ITF Women Nanjing | 2018/03/17 02:30 | Qi, Jiatian v Cao, Xue | 6-0,7-5 |
| ITF Women Xiamen | 2018/02/27 06:40 | Qi, Jiatian v Gai, AO | 1-6,4-6 |
| ITF Women Luan Qual | 2018/05/08 03:00 | Sun, Ziyue v Cao, Siqi | 6-1,7-5 |
| ITF Women Luan Qual | 2018/05/07 06:45 | Qi, Jiatian v Cao, Siqi | 1-6,3-6 |
| ITF Women Nanjing | 2018/04/07 03:00 | Cao, Siqi v Xiaodi You | 4-6,4-6 |
| ITF Women Nanjing | 2018/04/06 03:00 | Cao, Siqi v Shuo Feng | 6-3,6-3 |
| ITF Women Nanjing | 2018/04/05 09:15 | Guo, Shanshan v Cao, Siqi | 3-6,2-6 |
| ITF Women Nanjing | 2018/04/04 02:00 | Cao, Siqi v Mei Xu Wu | 6-3,6-2 |
| ITF Women Nanjing Qual | 2018/04/02 02:00 | Cao, Siqi v Monica Robinson | 7-6,2-6,7-6 |
| ITF Women Nanjing Qual | 2018/04/01 04:00 | Cao, Siqi v Li, Denglin | 6-3,6-0 |