| Qatar Open XD | 2017/10/20 15:30 | Marcos Freitas v Kou, Lei | L | 4-0 |
| Qatar Open 2019, MS | 2017/09/15 14:00 | Timo Boll v Kou, Lei | L | 3-0 |
| Qatar Open 2019, MS | 2017/08/29 18:19 | Kou, Lei v Joao Geraldo | W | 3-0 |
| Qatar Open XD | 2017/08/24 13:10 | Xue, Fei v Kou, Lei | L | 4-3 |
| République tchèque - Extraleague | 2017/06/01 13:15 | Sharath Kamal Achanta v Kou, Lei | L | 4-0 |
| République tchèque - Extraleague | 2017/05/31 13:00 | Riniotis, Anastasios v Kou, Lei | W | 2-4 |
| Qatar Open XD | 2017/05/05 17:20 | Kou, Lei v Flore, Tristan | L | 3-4 |
| Qatar Open XD | 2017/05/04 15:50 | Kou, Lei v Daniel Habesohn | W | 4-1 |
| Qatar Open XD | 2017/10/20 13:00 | Marcos Freitas v Powell, David | L | 4-0 |
| Qatar Open XD | 2017/07/04 09:10 | Gao, Ning v Powell, David | L | 4-0 |
| Qatar Open 2019, MS | 2016/10/01 15:00 | Hugo Calderano v Powell, David | L | 4-0 |
| Qatar Open 2019, MS | 2016/10/01 10:00 | Steger, Bastian v Powell, David | L | 4-0 |