Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF Thailand F2 | 2016/08/31 05:00 | Seong Chan Hong v Yuanfeng Li | 6-0,6-3 |
| Challenger Gwangju | 2019/05/13 05:50 | Seong Chan Hong v Konstantin Kravchuk | 6-3,6-7,2-6 |
| Challenger Busan | 2019/05/06 06:10 | Seong Chan Hong v Kaichi Uchida | 2-6,5-7 |
| Challenger Seoul | 2019/04/29 03:40 | Rio Noguchi v Seong Chan Hong | 3-6,6-4,6-0 |
| ITF M25 Matsuyama | 2019/04/13 01:00 | Seong Chan Hong v Shuichi Sekiguchi | 2-6,3-6 |
| ITF M25 Matsuyama | 2019/04/12 04:20 | Seong Chan Hong v Sho Shimabukuro | 6-2,6-2 |
| ITF M25 Matsuyama | 2019/04/12 01:00 | Seong Chan Hong v Rio Noguchi | 6-2,6-3 |
| ITF M15 Nishi-Tokyo | 2019/03/17 02:00 | Shuichi Sekiguchi v Seong Chan Hong | 6-7,4-6 |
| ITF M15 Nishi-Tokyo | 2019/03/16 03:45 | Seong Chan Hong v Hiroyasu Ehara | 6-2,6-3 |
| ITF M25 Luan | 2019/05/14 02:00 | Yuanfeng Li v Linang Xiao | 0-6,3-6 |
| ITF M25 Wuhan | 2019/05/09 03:40 | Tyler Lu v Yuanfeng Li | 4-6,6-3,6-1 |
| ITF M25 Wuhan | 2019/05/08 06:00 | Hu Liu v Yuanfeng Li | 4-6,1-6 |
| ITF M25 Wuhan | 2019/05/07 02:00 | Hao Wu v Yuanfeng Li | 6-4,6-7,9-11 |
| ITF M25 Wuhan | 2019/05/06 06:40 | Linang Xiao v Yuanfeng Li | 3-6,3-6 |
| ITF M15 Wuhan | 2019/05/01 03:55 | Seonyong Han v Yuanfeng Li | 7-5,6-3 |
| ITF M15 Wuhan | 2019/04/30 04:15 | Yuanfeng Li v Alexander Klintcharov | 0-6,7-6,14-12 |
| ITF M15 Wuhan | 2019/04/29 04:50 | Yuanfeng Li v Hu Liu | 2-6,6-4,10-2 |