| ITF Women Tianjin Qual | 2017/07/17 02:00 | Ji-Hee Choi v Yanni Liu | 1-6,2-6 |
| ITF Women Liuzhou | 2018/10/28 04:25 | Angelina Gabueva v Yanni Liu | 6-3,5-7,3-6 |
| ITF Women Nanning | 2018/10/21 06:00 | Xu Liu Sun v Yanni Liu | 7-6,7-6 |
| ITF Women Nanning | 2018/10/20 02:00 | Xinyu Cai v Yanni Liu | 3-6,5-7 |
| ITF Women Suzhou | 2018/10/14 06:25 | Yanni Liu v Ao Gai | 4-6,6-4,2-6 |
| WTA Tianjin | 2018/10/06 07:20 | Yanni Liu v Barbora Krejcikova | 1-6,0-6 |
| ITF Women Anning | 2018/09/25 03:50 | Yanni Liu v Sowjanya Bavisetti | 4-6,2-6 |
| WTA Guangzhou | 2018/09/15 04:30 | Danka Kovinic v Yanni Liu | 6-3,6-1 |
| ITF Women Anning | 2018/09/10 04:00 | Yuping Wang v Yanni Liu | 6-3,4-6,6-4 |
| ITF Women Liuzhou | 2018/10/28 04:30 | Zhima Du v Ji-Hee Choi | 4-6,2-6 |
| ITF Women Nanning | 2018/10/22 03:55 | Qiu Yu Ye v Ji-Hee Choi | 6-1,6-4 |
| ITF Women Nanning | 2018/10/21 07:30 | Zhima Du v Ji-Hee Choi | 3-6,6-2,2-6 |
| WTA Seoul | 2018/09/17 04:30 | Ji-Hee Choi v Stefanie Voegele | 3-6,6-2,4-6 |
| ITF Women Nonthaburi | 2018/07/09 04:55 | Bunyawi Thamchaiwat v Ji-Hee Choi | 6-0,6-2 |
| ITF Women Daegu | 2018/06/19 06:35 | Su Jeong Jang v Ji-Hee Choi | 7-5,3-6,7-6 |
| ITF Women Singapore | 2018/06/14 03:00 | Ji-Hee Choi v Risa Ozaki | 1-6,1-6 |
| ITF Women Singapore | 2018/06/13 02:00 | Mai Minokoshi v Ji-Hee Choi | 2-6,3-6 |