| Qatar Open XD | 2018/05/29 07:00 | Kou, Lei v Qihao Zhou | L | 4-2 |
| Qatar Open XD | 2019/03/26 12:40 | Jiang, Tianyi v Qihao Zhou | W | 0-4 |
| Qatar Open 2019, MS | 2019/01/17 19:30 | Qihao Zhou v Patrick Franziska | L | 2-4 |
| Qatar Open XD | 2019/01/15 11:30 | Shamruk, Gleb v Qihao Zhou | W | 0-4 |
| Qatar Open 2019, MS | 2018/11/08 15:20 | Koki Niwa v Qihao Zhou | L | 4-2 |
| Qatar Open XD | 2018/11/07 13:40 | Samsonov, Vladimir v Qihao Zhou | W | 2-4 |
| Qatar Open XD | 2018/11/06 09:00 | Rares Sipos v Qihao Zhou | W | 0-4 |
| Swedish Open (WTP) 2019, MS, Qualification | 2018/11/03 19:00 | Qihao Zhou v Xu, Xin | L | 0-4 |
| Qatar Open 2019, MS | 2018/11/03 19:00 | Qihao Zhou v Xu, Xin | L | 0-4 |
| République tchèque - Extraleague | 2019/03/24 15:49 | Marek Badowski v Kou, Lei | L | 3-1 |
| République tchèque - Extraleague | 2019/03/17 17:29 | Patryk Chojnowski v Kou, Lei | W | 0-3 |
| Qatar Open 2019, MS | 2019/02/02 13:50 | Kou, Lei v Dimitrij Ovtcharov | L | 0-4 |
| République tchèque - Extraleague | 2019/01/06 17:30 | Saadi Ismailov v Kou, Lei | W | 1-3 |
| République tchèque - Extraleague | 2018/11/16 14:20 | Kou, Lei v Shunsuke Togami | L | 2-4 |
| République tchèque - Extraleague | 2018/11/15 13:00 | Kou, Lei v Maciej Kubik | W | 4-0 |
| Qatar Open XD | 2018/10/02 16:04 | Samsonov, Vladimir v Kou, Lei | W | 2-3 |
| Qatar Open 2019, MS | 2018/09/22 12:45 | Kou, Lei v Kristian Karlsson | L | 3-4 |