Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| 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 |
| Jinan, China, Doubles | 2018/08/09 12:30 | Cheng-Peng Hsieh/Tsung-Hua Yang v Gao X / Sun F | 4-6,6-1,10-6 |
| Jinan, China, Doubles | 2018/08/06 04:00 | Gao X / Sun F v He/Zhang | 6-4,6-3 |
| ITF Thailand F12 MD | 2017/12/15 05:00 | Gao X / Sun F v Chung H / Song M-K | 6-7,6-3,6-10 |
| ITF Thailand F12 MD | 2017/12/14 06:00 | Gao X / Sun F v Duldaev D / Kim C-E | 6-3,6-2 |