Stadium: Court 4 Round: 26 Ground: Hardcourt indoor
| Chengdu, China, Doubles | 2018/09/24 08:40 | Ebden M /Zverev M v Gao X / TE R | 6-3,6-2 |
| Challenger Shanghai MD | 2018/09/10 08:30 | Gao X / TE R v Bega A / Lamasine T | 6-7,4-6 |
| Chengdu, China, Doubles | 2018/08/01 08:45 | Hsieh C-P / Rungkat C v Gao X / TE R | 6-4,5-7,10-8 |
| ITF China F6 MD | 2018/05/18 06:00 | Heliovaara H / Niklas-Salminen P v Gao X / TE R | 6-2,6-3 |
| ITF China F6 MD | 2018/05/17 05:30 | Imai S / Takeuchi K v Gao X / TE R | 4-6,2-6 |
| ITF China F6 MD | 2018/05/16 03:35 | Guo T / Zheng W v Gao X / TE R | 6-7,3-6 |
| ITF China F6 MD | 2018/05/15 07:20 | Li J / Mu T v Gao X / TE R | 4-6,4-6 |
| ITF China F5 MD | 2018/05/09 06:30 | Wang A / Yamasaki J v Gao X / TE R | 7-6,7-5 |