Annual meeting of Heilongjiang society of otolaryngology head and neck surgery took place from 23 to 24 August 2019, in Harbin (China).This conference was attended by specialists of Federal Scientific-Clinical Centre of Otorhinolaryngology under the guidance of theDeputy Director of the Center, MDProfessor Vladimir Davydov..Head of the Otology Department, MD Professor Hassan Diab and head of Audiology Department, PhD Vitaly Karpov, gave presentations on recent work and success in otosurgery and rehabilitation of hearing disorders in patients of our Center.