stadio: Court 7 Round: 27 Ground: Hardcourt outdoor
| Challenger Zhangjiagang DM | 2018/09/05 06:10 | Gao/Zhang v Kadhe/Statham | 6-4,7-6 |
| Challenger Qujing DM | 2018/03/21 05:40 | Granollers/Li v Gao/Zhang | 6-3,6-2 |
| Challenger Qujing DM | 2018/03/19 06:15 | Gao/Zhang v Tokuda/Trongcharoenchaikul | 6-2,6-1 |
| Challenger Shenzhen DM | 2018/03/14 10:30 | Gao/Zhang v Molchanov/Zelenay | 4-6,7-6,5-10 |
| Challenger Kobe DM | 2017/11/08 07:20 | Gao/Zhang v Nedunchezhiyan/Rungkat | 2-6,3-6 |
| Challenger Kobe DM | 2017/11/06 05:55 | Gao/Zhang v Gabashvili/Polansky | 6-4,6-4 |
| Challenger Ningbo DM | 2017/10/16 07:55 | Menendez-Maceiras/Monteiro v Gao/Zhang | 6-1,7-6 |
| Challenger Zhangjiagang DM | 2017/09/09 09:00 | Chen/Yi v Gao/Zhang | 2-6,3-6 |
| Challenger Zhangjiagang DM | 2018/09/05 08:00 | Lamasine/Moriya v Gong/Zhang | 3-6,1-6 |
| Challenger Jinan DM | 2018/08/08 13:15 | Gong/Zhang v Hsieh/Yang | 6-4,3-6,7-10 |
| Challenger Chengdu DM | 2018/08/03 06:20 | Gong/Zhang v Ratiwatana/Ratiwatana | 6-0,6-4 |
| Challenger Chengdu DM | 2018/08/02 08:45 | Peng/Santillan v Gong/Zhang | 5-7,6-7 |
| Challenger Chengdu DM | 2018/07/31 09:35 | Hua/Zhang v Gong/Zhang | 4-6,4-6 |
| Challenger Bastad DM | 2018/07/12 13:15 | Gong/Zhang v Heliovaara/Laaksonen | 4-6,4-6 |
| Challenger Bastad DM | 2018/07/11 12:25 | Gong/Zhang v Harris/Walkow | 7-6,4-6,10-6 |
| Challenger Recanati DM | 2018/07/07 16:00 | Escobar/Romboli v Gong/Zhang | 6-2,6-7,8-10 |