| Challenger Kaohsiung | 2017/10/04 09:40 | Tsung-Hua Yang v Yunseong Chung | 6-3,6-2 |
| Challenger Gwangju Qual | 2017/09/17 01:30 | Tsung-Hua Yang v Yunseong Chung | 7-6,7-5 |
| ITF China F2 | 2015/04/09 02:00 | Yunseong Chung v Tsung-Hua Yang | 3-6,2-6 |
| Challenger Ningbo Qual | 2017/10/16 02:00 | Tsung-Hua Yang v Jurij Rodionov | 6-4,4-6,4-6 |
| Challenger Ningbo Qual | 2017/10/15 05:30 | Tsung-Hua Yang v Sidharth Rawat | 6-3,6-7,6-2 |
| ITF Thailand F8 | 2017/10/12 04:50 | Tsung-Hua Yang v Martins Podzus | 6-7,0-6 |
| ITF Thailand F8 | 2017/10/11 06:20 | Tsung-Hua Yang v Nicholas S. Hu | 7-6,7-5 |
| ITF Thailand F8 | 2017/10/10 08:00 | Tsung-Hua Yang v Yuta Shimizu | 7-5,6-4 |
| Challenger Kaohsiung | 2017/10/05 10:30 | Andre Begemann v Tsung-Hua Yang | 3-6,6-1,6-4 |
| Challenger Kaohsiung | 2017/10/04 09:40 | Tsung-Hua Yang v Yunseong Chung | 6-3,6-2 |
| Challenger Gwangju | 2017/09/24 01:50 | Matthias Bachinger v Tsung-Hua Yang | 6-3,6-4 |
| Challenger Ningbo | 2017/10/17 04:20 | Nicolas Jarry v Yunseong Chung | 6-7,3-6 |
| Challenger Ningbo Qual | 2017/10/16 03:15 | Yunseong Chung v Vishnu Vardhan | 7-6,6-2 |
| Challenger Ningbo Qual | 2017/10/15 07:50 | Shuichi Sekiguchi v Yunseong Chung | 4-6,3-6 |
| Challenger Ningbo Qual | 2017/10/14 06:10 | Ruikai Wang v Yunseong Chung | 2-6,2-6 |
| ITF Thailand F8 | 2017/10/12 03:00 | Yunseong Chung v Sam Barry | 2-6,4-6 |
| ITF Thailand F8 | 2017/10/11 04:55 | Tung-Lin Wu v Yunseong Chung | 5-7,2-6 |
| ITF Thailand F8 | 2017/10/10 05:00 | Yunseong Chung v Jirat Navasirisomboon | 6-1,6-2 |
| Challenger Kaohsiung | 2017/10/04 09:40 | Tsung-Hua Yang v Yunseong Chung | 6-3,6-2 |