| Indonesia Masters - Mixdouble | 2018/05/20 08:00 | Kenta Nishimoto v Wing Ki Vincent Wong | L | 2-0 |
| Indonesia Masters - Mixdouble | 2018/04/25 04:00 | Ratnajit Tamang v Wing Ki Vincent Wong | W | 1-2 |
| All England Open | 2018/03/14 12:40 | Wing Ki Vincent Wong v Jonatan Christie | L | 0-2 |
| Indonesia Masters - Mixdouble | 2018/02/09 09:40 | Zii Jia Lee v Wing Ki Vincent Wong | L | 2-0 |
| Swiss Open - Kvalifikation - Damedouble | 2018/02/08 02:00 | Bin Qiao v Wing Ki Vincent Wong | L | 2-1 |
| Indonesia Masters - Mixdouble | 2018/02/06 02:00 | Wing Ki Vincent Wong v Muhammad Elaf Wei Tan | W | 2-0 |
| Indonesia Masters | 2018/01/24 09:00 | Wing Ki Vincent Wong v Anthony Sinisuka Ginting | L | 0-2 |
| Indonesia Masters - Mixdouble | 2018/01/17 03:40 | Hans-Kristian Vittinghus v Wing Ki Vincent Wong | L | 2-0 |
| Indonesia Masters - Mixdouble | 2018/05/22 03:00 | Kenta Nishimoto v Kai Schaefer | L | 2-1 |
| Indonesia Masters - Mixdouble | 2018/05/20 12:00 | Tien Chen Chou v Kai Schaefer | L | 2-0 |
| Indonesia Masters - Mixdouble | 2018/04/24 09:00 | Jacob Nilsson v Kai Schaefer | L | 2-0 |
| Giraldilla Int. XD | 2018/04/06 07:30 | Kai Schaefer v Eetu Heino | L | 0-2 |
| Giraldilla Int. XD | 2018/03/28 13:50 | Kai Schaefer v R. M. V. Gurusaidutt | L | 0-2 |
| Giraldilla Int. XD | 2018/03/10 10:00 | Victor Svendsen v Kai Schaefer | L | 2-0 |
| Giraldilla Int. XD | 2018/03/09 18:15 | Kai Schaefer v Andy Tsai | W | 2-1 |
| Giraldilla Int. XD | 2018/02/21 09:20 | Kantaphon Wangcharoen v Kai Schaefer | L | 2-0 |