Stadium: Court 8 Round: 27 Ground: Hardcourt outdoor
| ITF W25 Huangshan WD | 2019/08/13 09:45 | Guo/Sun v Liu/Lu | 6-3,4-6,10-2 |
| ITF W25 Luzhou WD | 2019/05/29 06:25 | Guo/Sun v Sun/Zhao | 4-6,4-6 |
| WTA Anning WD | 2019/04/23 08:10 | Guo/Sun v Peng/Yang | 2-6,3-6 |
| ITF Women Baotou WD | 2018/05/22 09:10 | Guo/Sun v Bai/Naydenova | 4-6,6-7 |
| WTA Anning WD | 2018/05/05 08:40 | Jakupovic/Khromacheva v Guo/Sun | 6-1,6-1 |
| WTA Anning WD | 2018/05/04 08:00 | Guo/Sun v Feng/Kang | 6-1,6-1 |
| WTA Anning WD | 2018/05/03 07:55 | Guo/Sun v Kostova/Naydenova | 6-4,6-3 |
| WTA Anning WD | 2018/05/02 11:10 | Plipuech/Tjandramulia v Guo/Sun | 6-7,3-6 |
| ITF W25 Huangshan WD | 2019/08/13 08:00 | Ng/Uchijima v Kang/Okamura | 4-6,2-6 |