Proficient in the diagnosis and treatment of common and frequently-occurring diseases in children, including snoring (obstructive sleep apnea hypopnea syndrome), pediatric laryngeal and airway malformations (laryngomalacia, laryngeal cleft, vocal cord paralysis, subglottic stenosis, etc.), chronic sinusitis with or without nasal polyps, allergic rhinitis, otitis media, preauricular fistula, neck masses, hearing screening as well as diagnosis and treatment of hearing impairment, etc.

Pathogenesis and clinical intervention of pediatric airway malformations;

Clinical and basic research on pediatric chronic rhinosinusitis and allergic rhinitis;

Prevention and treatment of pediatric sensorineural hearing loss and obstructive sleep apnea hypopnea syndrome;

Clinical application of minimally invasive techniques in pediatric otorhinolaryngology;

The correlation between adenotonsillar hypertrophy and pediatric systemic diseases.