Stadium: Indoor 2 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Kunshan | 2019/07/02 01:30 | Haitong Xia v Lukas Krainer | 7-6,6-3 |
| ITF M25 Kunshan | 2019/07/01 08:10 | Changli Zhang v Lukas Krainer | 1-6,3-6 |
| ITF - M25 Yinchuan | 2019/06/28 08:10 | Lukas Krainer v Yuta Shimizu | 1-6,2-6 |
| ITF - M25 Yinchuan | 2019/06/28 04:10 | Aoran Wang v Lukas Krainer | 5-7,1-6 |
| ITF - M25 Yinchuan | 2019/06/25 09:00 | Martin Borisiouk v Lukas Krainer | 2-6,6-4,3-10 |
| ITF - M25 Yinchuan | 2019/06/24 02:00 | Yuchen Wu v Lukas Krainer | 2-6,3-6 |
| ITF M25 Hengyang | 2019/06/20 03:30 | Garrett Johns v Lukas Krainer | 6-3,4-6,7-5 |
| ITF M25 Hengyang | 2019/06/19 04:45 | Lukas Krainer v Chenhe Li | 6-3,6-4 |
| ITF M25 Shenzhen | 2019/06/10 01:00 | Tianjia Guo v Yu Hsiang Chiu | 3-6,0-6 |
| ITF - M25 Luzhou | 2019/05/27 06:25 | Tianjia Guo v Sheng Tang | 4-6,0-6 |
| ITF - M25 Luan | 2019/05/14 04:35 | Tianjia Guo v Yecong He | 0-6,1-6 |
| ITF M15 Wuhan | 2019/04/29 03:20 | Shi Hong Zeng v Tianjia Guo | 6-3,0-6,10-1 |
| ITF M15 Anning | 2019/01/08 04:20 | Kazuki Nishiwaki v Tianjia Guo | 6-1,6-1 |
| ITF Thailand F6 | 2018/10/06 05:30 | Shunrou Takeshima v Tianjia Guo | 6-1,6-1 |
| ITF Thailand F5 | 2018/09/29 04:30 | Tianjia Guo v Kousuke Ogura | 6-4,2-6,3-6 |
| ITF Thailand F4 | 2018/09/22 02:30 | Tianjia Guo v Suthinan Tanthaseraneewat | 4-6,1-6 |