- Sonova Ionnovation company training(스위스, 2011)
- European Uion of Hearing Aid Acousticians conferences attended(독일, 2011,2018)
- American Academy of Audiology conferences attended(미국, 2016)
- Association for Research in Otolaryngology conferences attended(미국, 2018)
- American Auditory Society conferences attended(미국, 2019)
- Oticon Asia Pacific Seminar training(태국, 2019)
- GN company ‘HERE MORE’ International event invitation(말레이시아, 2019)
- APAC Manufacturing Site Visit & Training in Production Process.(말레이시아, 2023)