Stadium: Covered 12 Round: 54 Ground: Hardcourt outdoor
| ITF Women Anning | 2018/09/25 05:10 | Kwan Yau Ng v Yi Liu | 6-2,6-3 |
| ITF - W25 Hongkong | 2019/05/30 04:55 | Kwan Yau Ng v Nagi Hanatani | 3-6,4-6 |
| ITF W25 Singapore | 2019/05/22 03:20 | Kwan Yau Ng v Rutuja Bhosale | 1-6,1-6 |
| ITF W25 Singapore | 2019/05/15 02:00 | Ashmitha Easwaramurthi v Kwan Yau Ng | 6-4,2-6,7-6 |
| ITF W60 Luan | 2019/05/06 06:40 | Kwan Yau Ng v Yexin Ma | 2-6,0-6 |
| ITF - W25 Hongkong | 2019/04/10 02:00 | Kwan Yau Ng v Kaylah McPhee | 2-6,3-6 |
| ITF - W15 Šimkent | 2019/02/20 11:20 | Kwan Yau Ng v Ksenia Palkina | 3-6,3-6 |
| ITF - W15 Šimkent | 2019/02/13 07:35 | Kwan Yau Ng v Yekaterina Dmitrichenko | 3-6,1-6 |
| WTA - Hua Hin | 2019/01/26 05:00 | Kwan Yau Ng v Ankita Raina | 0-6,0-6 |
| ITF W25 Shenzhen | 2019/06/03 04:00 | Yi Liu v Dan Ni Wang | 2-6,3-6 |
| ITF - W25 Luzhou | 2019/05/27 04:30 | Jiahuan He v Yi Liu | 4-6,6-0,11-9 |
| ITF W25 Wuhan | 2019/05/13 04:15 | Yi Liu v Jiahui Chen | 2-6,1-6 |
| ITF W15 Xiamen | 2019/03/18 02:30 | Yu Yang Jin v Yi Liu | 3-6,6-2,10-6 |
| ITF W15 Nanchang | 2019/03/04 03:00 | Yi Liu v Saumya Vig | 1-6,0-6 |
| ITF W15 Nanchang | 2019/02/25 05:20 | Yi Liu v Ashmitha Easwaramurthi | 1-6,6-3,7-10 |
| ITF W15 Nanchang | 2019/02/18 06:30 | Izabela Gabriela Novac v Yi Liu | 6-0,6-1 |
| ITF W15 Nanchang | 2019/02/18 02:00 | Xinrui Liu v Yi Liu | 5-7,6-7 |