Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Hua Hin | 2019/09/03 04:00 | Takashi Saito v Wei-De Lin | 7-6,6-3 |
| ITF M15 Hua Hin | 2019/09/02 05:40 | Michael Mathayomchand v Wei-De Lin | 6-7,3-6 |
| ITF M15 Hua Hin | 2019/08/27 09:00 | Dominik Palan v Wei-De Lin | 7-6,7-5 |
| ITF M15 Hua Hin | 2019/08/27 05:35 | Phongsapak Kerdlaphee v Wei-De Lin | 4-6,3-6 |
| ITF M15 Hua Hin | 2019/08/20 04:45 | Wei-De Lin v Chukang Wang | 0-6,4-6 |
| ITF M15 Hua Hin | 2019/08/19 08:15 | Wei-De Lin v Shamirul S Mohd Adam Das | 7-5,6-2 |
| ITF M25 Taipei | 2019/07/27 02:00 | Wei-De Lin v Renta Tokuda | 2-6,1-6 |
| ITF M25 Taipei | 2019/07/24 03:35 | Kousuke Ogura v Wei-De Lin | 3-6,1-6 |
| ITF M25 Tay Ninh | 2019/10/08 02:00 | Daisuke Sumizawa v Qun Gao | 6-2,7-6 |
| ITF M25 Tay Ninh Qual | 2019/10/07 02:00 | Quoc Uy Vo v Qun Gao | 2-6,2-6 |
| ITF M25 Tay Ninh Qual | 2019/10/06 03:30 | Kacper Long Vu v Qun Gao | 2-6,2-6 |
| ITF M25 Tay Ninh | 2019/10/01 04:25 | Qun Gao v Arthur Weber | 1-6,6-2,5-10 |
| ITF M25 Tay Ninh | 2019/09/30 06:10 | Qun Gao v Kaiwei Wang | 6-1,6-0 |
| ITF M15 Novi Sad | 2019/08/05 08:00 | Matvey Khomentovskiy v Qun Gao | 6-3,6-3 |
| ITF M25 Shenzhen | 2019/06/10 06:55 | Bingyu Yu v Qun Gao | 6-4,5-7,10-7 |
| ITF M25 Luzhou | 2019/05/29 01:55 | Qun Gao v Bohua Dong | 6-4,6-2 |