In collaboration with Speech & Hearing Enterprise and The Chinese University of Hong Kong, Mr. Joffee Lam was invited to deliver a professional training session on the development and application of Hong Kong Cantonese Language Assessment for Preschool Children (HKCLASS-P) at Centre for Health Protection on 22 Sep 2022. There were about 80 healthcare professionals participated including clinical and educational psychologists, speech therapists, nurses and physicians from the Child Assessment Centre and Department of Health, HKSAR.