| Qatar Open XD | 2018/08/21 10:30 | Baek, Hogyun v Zhang, Yudong | L | 3-4 |
| Bulgaria Open 2019, MS | 2018/08/16 12:30 | Baek, Hogyun v Tomokazu Harimoto | L | 0-4 |
| Qatar Open XD | 2018/08/15 16:00 | Baek, Hogyun v Shibaev, Alexander | W | 4-2 |
| Qatar Open XD | 2018/08/14 08:10 | Alexander Chen v Baek, Hogyun | W | 2-4 |
| Qatar Open XD | 2018/05/19 05:00 | Baek, Hogyun v Su, Zhi | L | 1-4 |
| Qatar Open XD | 2018/05/18 09:00 | Wisutmaythangkoon, Supanut v Baek, Hogyun | W | 2-4 |
| Qatar Open XD | 2018/05/17 02:10 | Snehit Suravajjula v Baek, Hogyun | L | 3-0 |
| Qatar Open XD | 2018/05/16 02:10 | Li, Zhi v Baek, Hogyun | L | 3-2 |
| Thailand Open | 2019/05/22 11:50 | Salifou, Abdel-Kader v Sanglertsilpachai, Thyme | L | 3-0 |
| Qatar Open XD | 2018/05/17 04:10 | Chin, Mao Cheng v Sanglertsilpachai, Thyme | L | 4-2 |
| Qatar Open XD | 2018/05/16 04:10 | Arvidsson, Simon v Sanglertsilpachai, Thyme | L | 4-1 |