| Tsjekkia - Extraleague | 2019/02/13 16:00 | Tamas Lakatos v Guankai Niu | W | 0-4 |
| Qatar Open - Mixed double | 2018/01/16 09:50 | Yun-Ju Lin v Guankai Niu | L | 3-0 |
| Qatar Open - Mixed double | 2018/01/16 08:35 | Guankai Niu v Cristian Pletea | W | 3-0 |
| Qatar Open - Mixed double | 2017/09/20 09:40 | Guankai Niu v Lubomir Pistej | L | 3-4 |
| Qatar Open - Mixed double | 2017/09/19 15:30 | Guankai Niu v Birdie Boro | W | 4-0 |
| Qatar Open - Mixed double | 2017/09/19 09:00 | Kilian Ort v Guankai Niu | W | 2-3 |
| Qatar Open - Mixed double | 2018/12/23 07:52 | Mihail Ivanov v Denis Ivonin | W | 1-3 |
| Qatar Open - Mixed double | 2018/12/22 07:53 | Denis Ivonin v Konstantin Chernov | W | 3-1 |
| Qatar Open - Mixed double | 2018/12/21 08:12 | Denis Ivonin v Damir Ahmetsafin | W | 3-0 |
| Qatar Open - Mixed double | 2018/12/12 14:03 | Maxim Kiselev v Denis Ivonin | W | 2-3 |
| Qatar Open - Mixed double | 2018/12/12 13:02 | Ilya Isakov v Denis Ivonin | W | 0-3 |
| Qatar Open - Mixed double | 2018/12/12 08:34 | Lev Volin v Denis Ivonin | W | 2-3 |
| Qatar Open - Mixed double | 2018/12/11 14:16 | Nikita Moshkov v Denis Ivonin | W | 0-3 |
| Qatar Open kvinner | 2018/12/06 13:37 | Denis Ivonin v Cedric Nuytinck | L | 2-3 |