Stadium: Centre Court Round: 28 Ground: Hardcourt outdoor
| Hong Kong, Doubles M-ITF-HKG-04A | 2019/06/06 06:00 | Gao X / Hsu Y H v Castelnuovo L / Velotti A | 6-3,7-5 |
| Hong Kong, Doubles M-ITF-HKG-04A | 2019/06/05 07:20 | Gao X / Hsu Y H v Lin W-D / Tseng C H | 7-5,6-2 |
| ITF - M25 Luan - Doubles Hommes | 2019/05/17 08:30 | Gao X / Hsu Y H v Wu H / Zeng S H | 4-6,3-6 |
| ITF - M25 Luan - Doubles Hommes | 2019/05/16 09:05 | Gao X / Hsu Y H v Kunsuwan N / Wang R | 6-2,6-4 |
| ITF - M25 Luan - Doubles Hommes | 2019/05/14 04:15 | Gao X / Hsu Y H v Ho R / Yu C-Y | 6-3,6-0 |
| Wuhan, Doubles M-ITF-CHN-05A | 2019/05/07 07:00 | Fukuda/Mochizuki v Gao X / Hsu Y H | 6-2,7-5 |
| Hong Kong, Doubles M-ITF-HKG-04A | 2019/06/06 06:25 | Ellis B / Ly H N v Mochizuki Y / Sekiguchi S | 6-1,4-6,10-5 |
| Hong Kong, Doubles M-ITF-HKG-04A | 2019/06/05 08:25 | Ellis B / Ly H N v Duncan S / Lazdins A | 7-6,7-6 |