To investigate the allergen characteristics, allergen distribution and clinical symptoms of autumn allergic rhinitis in Changchun and surrounding areas. The allergen test results of 1080 allergic rhinitis(AR) suspected patients from Changchun and surrounding areas were collected, from August to October 2019 and August to October 2020 in the Department of Otorhinolaryngology Head and Neck Surgery, the Second Hospital of Jilin University. The positive rates of major allergens and their differences in gender, age, different years and clinical symptom were compared and analyzed.