Stadium: Centre Court Round: 24 Ground: Hardcourt outdoor
| Kunshan, Simples M-ITF-CHN-12A | 2019/07/04 01:30 | Yang, Tsung-Hua v Gao, Xin | 6-4,6-2 |
| Challenger Kobe Qual | 2017/11/05 03:20 | Yang, Tsung-Hua v Gao, Xin | 6-2,6-2 |
| ITF M25 Tay Ninh | 2019/10/09 03:30 | Kazuki Nishiwaki v Yang, Tsung-Hua | 2-6,6-4,6-4 |
| Challenger Kaohsiung | 2019/09/18 06:05 | Yang, Tsung-Hua v Harris, Andrew | 6-7,3-6 |
| Challenger Kaohsiung | 2019/09/17 06:15 | Hsieh, Cheng-Peng v Yang, Tsung-Hua | 2-6,2-6 |
| Jinan, China | 2019/09/02 03:20 | Crepatte, Baptiste v Yang, Tsung-Hua | 6-4,7-6 |
| Baotou, Chine | 2019/08/29 04:50 | James Duckworth v Yang, Tsung-Hua | 3-6,7-6,6-1 |
| Baotou, Chine | 2019/08/28 08:35 | Zekic, Miljan v Yang, Tsung-Hua | 3-6,7-5,1-6 |
| Challenger Yokkaichi | 2019/08/08 02:00 | Yang, Tsung-Hua v Sugita, Yuichi | 3-6,1-6 |
| Challenger Yokkaichi | 2019/08/06 04:50 | Yang, Tsung-Hua v Yuta Shimizu | 1-6,6-1,6-4 |
| Chengdu, Chine | 2019/09/21 05:15 | Alexei Popyrin v Gao, Xin | 7-6,6-2 |
| Challenger Shanghai | 2019/09/09 05:45 | Collin Altamirano v Gao, Xin | 6-1,6-1 |
| Jinan, China | 2019/09/02 06:00 | He, Yecong v Gao, Xin | 6-1,6-4 |
| Donostia-San-Sebastian,Singles Quali M-ITF-ESP-23A | 2019/08/26 12:00 | Gao, Xin v Garcia, Alejandro | 4-6,2-6 |
| ITF M25 Santander | 2019/08/21 08:00 | Nikolas Sanchez Izquierdo v Gao, Xin | 6-1,6-1 |
| Vigo, Singles M-ITF-ESP-21A | 2019/08/15 08:30 | Gao, Xin v Arthur Reymond | 6-4,4-6,3-6 |
| Vigo, Singles M-ITF-ESP-21A | 2019/08/13 09:30 | Canas Garcia, Juan Pablo v Gao, Xin | 4-6,5-7 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2019/08/08 08:00 | Pospisil, Jaroslav v Gao, Xin | 6-1,7-6 |