participant
- Guo, Bin Instructor 2021
- Janicki, Ryszard Instructor 2024
- Sekerinski, Emil Instructor 2017
- Sekerinski, Emil Instructor 2018
- Sekerinski, Emil Instructor 2019
- Sekerinski, Emil Instructor 2020
- Sekerinski, Emil Instructor 2022
- Sekerinski, Emil Instructor 2023