| WTT Feeder Panagyurishte | 09/01 08:10 | - | Fanbo Meng v Linwei Sai | L | 3-0 | |
| WTT Feeder Panagyurishte | 08/31 17:00 | - | Stoyan Sariev v Linwei Sai | W | 0-3 | |
| WTT Feeder Olomouc | 08/25 09:45 | - | Linwei Sai v Lubomir Jancarik | L | 1-3 | |
| WTT Feeder Olomouc | 08/24 14:00 | - | Jakub Dyjas v Linwei Sai | W | 2-3 | |
| WTT Feeder Havirov | 07/28 15:50 | - | Wang-Wei Peng v Linwei Sai | L | 3-1 | |
| WTT Feeder Dusseldorf II | 02/23 12:45 | - | Yuta Tanaka v Linwei Sai | L | 3-0 | |
| WTT Feeder Dusseldorf II | 02/22 17:25 | - | Linwei Sai v Tiago Apolonia | W | 3-2 | |
| WTT Feeder Dusseldorf II | 02/22 13:05 | - | Linwei Sai v Josh Shao Han Chua | W | 3-1 | |
| WTT Feeder Dusseldorf | 02/16 12:10 | - | Linwei Sai v Vitor Ishiy | L | 0-3 | |
| WTT Feeder Dusseldorf | 02/15 16:15 | - | Filip Zeljko v Linwei Sai | W | 2-3 | |
| WTT Feeder Dusseldorf | 02/15 12:30 | - | Xavier Dixon v Linwei Sai | W | 0-3 | |
| WTT Contender Amman Quals 2023 | 02/06 09:20 | - | Linwei Sai v Guankai Niu | L | 1-3 |