stadio: Court 6 Round: 29 Ground: Hardcourt outdoor
| Challenger Baotou | 2019/08/29 02:00 | Ji Sung Nam v Yan Bai | 3-6,6-4,5-7 |
| ITF Maschile - Cina F1 | 2014/03/06 02:00 | Ji Sung Nam v Yan Bai | 6-3,3-6,4-6 |
| ITF M15 Chiang Rai | 2022/04/09 02:00 | Yan Bai v Seong Chan Hong | 6-2,6-2 |
| ITF M15 Chiang Rai | 2022/04/08 03:50 | Yan Bai v Kasidit Samrej | 1-6,7-5,6-4 |
| ITF M15 Chiang Rai | 2022/04/07 06:35 | Yan Bai v Wishaya Trongcharoenchaikul | 6-3,7-6 |
| ITF M15 Chiang Rai | 2022/04/06 05:10 | Yan Bai v Congsup Congcar | 6-2,6-2 |
| Australian Open | 2020/01/15 23:00 | Lorenzo Giustino v Yan Bai | 6-3,7-5 |
| Challenger Noumea | 2020/01/06 09:05 | Yan Bai v Hugo Gaston | 4-6,6-7 |
| Challenger Kobe | 2019/11/06 01:30 | Yan Bai v Yosuke Watanuki | 3-6,1-6 |
| Challenger Shenzhen 2 | 2019/10/31 03:35 | Yan Bai v Go Soeda | 6-4,3-6,3-6 |
| ITF M15 Chiang Rai | 2022/04/09 02:00 | Konstantin Kravchuk v Ji Sung Nam | 2-6,2-6 |
| ITF M15 Chiang Rai | 2022/04/08 02:00 | Tanapatt Nirundorn v Ji Sung Nam | 6-7,4-6 |
| ITF M15 Chiang Rai | 2022/04/07 02:00 | Amaury Raynel v Ji Sung Nam | 7-6,0-6,1-6 |
| ITF M15 Chiang Rai | 2022/04/05 05:15 | Daisuke Sumizawa v Ji Sung Nam | 0-6,0-6 |
| ITF M25 Calabasas | 2022/03/25 18:55 | JC Aragone v Ji Sung Nam | 6-3,6-3 |
| ITF M25 Calabasas | 2022/03/24 17:00 | Ji Sung Nam v Osgar O'Hoisin | 6-1,6-7,6-4 |
| ITF M25 Calabasas | 2022/03/23 18:10 | Ji Sung Nam v Jack Pinnington Jones | 7-5,6-4 |
| ITF M25 Bakersfield | 2022/03/15 20:55 | Ji Sung Nam v Gage Brymer | 4-6,3-6 |