Stadium: Centre Court Round: 28 Ground: Hardcourt outdoor
| Luzhou, Doubles M-ITF-CHN-07A | 2019/05/30 08:40 | Gao X / Sun F v MO Y / Zou W | 6-0,6-1 |
| Luzhou, Doubles M-ITF-CHN-07A | 2019/05/28 06:45 | Gao X / Sun F v Tan L-W / Yu C-Y | 6-2,6-2 |
| Zhangjiagang, China, Doubles | 2019/03/20 11:10 | Hsieh C-P / Rungkat C v Gao X / Sun F | 2-6,7-6,11-9 |
| Shenzhen II, Chine, Doubles | 2018/10/29 07:20 | Oliveira/Sabanov v Gao X / Sun F | 6-2,6-4 |
| Liuzhou, Chine, Doubles | 2018/10/24 03:00 | Nedovyesov A / Ramanathan R v Gao X / Sun F | 6-7,6-4,10-4 |
| Challenger Kaohsiung MD | 2018/09/18 04:20 | Gao X / Sun F v Santillan A / Ward J | 6-7,2-6 |
| Challenger - Gwangju - Doubles Hommes | 2018/08/16 08:40 | Gao X / Sun F v Nam/Song | 4-6,4-6 |
| Challenger - Gwangju - Doubles Hommes | 2018/08/13 09:40 | Granollers/Mukund v Gao X / Sun F | 4-6,5-7 |
| Luzhou, Doubles M-ITF-CHN-07A | 2019/05/30 07:20 | Ho R / Okamura I v Cui J / Li Y | 1-6,6-3,10-5 |
| Luzhou, Doubles M-ITF-CHN-07A | 2019/05/29 04:45 | Ho R / Okamura I v Guo T / Ji A | 6-4,6-4 |