Stadium: Center Round: 26 Ground: Hardcourt outdoor
| ITF W60 Liuzhou | 2019/10/31 05:30 | Ziyue Sun v Mariam Bolkvadze | 2-6,2-6 |
| ITF W60 Liuzhou | 2019/10/30 09:40 | Ziyue Sun v Ankita Raina | 6-2,6-4 |
| ITF W60 Liuzhou | 2019/10/29 03:00 | Chang Liu v Ziyue Sun | 6-4,5-7,8-10 |
| ITF W60 Liuzhou | 2019/10/28 06:00 | Mei Xu Wu v Ziyue Sun | 4-6,2-6 |
| ITF W25 Nanning | 2019/10/23 03:45 | Ziyue Sun v Dalila Jakupovic | 2-6,4-6 |
| ITF W100 Suzhou | 2019/10/16 02:00 | Ziyue Sun v Hanyu Guo | 3-6,1-6 |
| ITF W100 Suzhou | 2019/10/14 06:35 | Siqi Cao v Ziyue Sun | 6-2,3-6,5-10 |
| WTA Tianjin | 2019/10/05 03:15 | Xiyu Wang v Ziyue Sun | 7-6,7-5 |
| Australian Open Women WC | 2019/12/03 02:00 | Kai-Chen Chang v Xiuyuan Li | 6-0,6-0 |
| ITF W25 Nonthaburi | 2019/07/23 03:55 | Kai-Chen Chang v Mananchaya Sawangkaew | 2-6,5-7 |
| ITF W25 Nonthaburi | 2019/07/22 02:30 | Kai-Chen Chang v Kwan Yau Ng | 6-3,6-1 |
| ITF W25 Kashiwa | 2019/04/06 04:15 | Rebecca Marino v Kai-Chen Chang | 6-4,6-1 |
| ITF W25 Kashiwa | 2019/04/05 03:40 | Kai-Chen Chang v Na-Lae Han | 6-2,6-3 |
| ITF W25 Kashiwa | 2019/04/04 02:15 | Kai-Chen Chang v Kyoka Okamura | 6-3,6-4 |
| ITF W25 Kashiwa | 2019/04/03 03:40 | Kai-Lin Zhang v Kai-Chen Chang | 4-6,2-6 |
| ITF W25 Kashiwa | 2019/04/02 00:00 | Xiaodi You v Kai-Chen Chang | 4-6,0-6 |