| German Open 2019, WD, Qualification | 12/18 21:30 | 1 | Lyu, Sheng v Lai, J. B. T. | L | 2-0 | |
| German Open 2019, WD, Qualification | 12/18 17:00 | 1 | Lai, J. B. T. v Ong, Meng-Yung | W | 2-0 | |
| Indonesia Masters XD | 07/13 01:00 | 5 | 코르돈 케빈 v Lai, J. B. T. | L | 2-0 | |
| Indonesia Masters XD | 07/12 00:00 | 1 | 에반스 스콧 v Lai, J. B. T. | W | 1-2 |