2022 Asian Youth Championships | ITTF rankings: Ser Lin Qian 60, Cheng Janissa 0 |
2019 ITTF Junior Circuit Premium, Czech Junior and Cadet Open | ITTF rankings: Ser Lin Qian 0, Cheng Janissa 0 |
2018 Hungarian Junior and Cadet Open | ITTF rankings: Ser Lin Qian 0, Cheng Janissa 0 |