Chief Physician, Professor, and Doctoral Supervisor. Professor and Doctoral Supervisor at the Department of Allergy, Peking Union Medical College Hospital. Director of the Beijing Key Laboratory of Precision Diagnosis and Treatment of Allergic Diseases. Former Director of the Department of Allergy and the Allergy Teaching and Research Section. Specializes in the diagnosis and treatment of difficult cases with allergic diseases, especially in allergic asthma, anaphylactic shock, food allergy, hay fever combined with food allergy, drug allergy, and urticaria. Currently serves as the President of the Allergy Physicians Branch of the Chinese Medical Doctor Association, Former Chairman of the Allergy Branch of the Chinese Medical Association, Director of the Chinese Medical Doctor Association, Executive Director of the Beijing Medical Doctor Association, Member of the Expert Advisory Committee on Drug Registration and Evaluation of the National Medical Products Administration, Member of the National Immunization Program Expert Advisory Committee, Editor-in-Chief of the Chinese Journal of Allergy and Clinical Immunology, and Executive Director of the Asia Pacific Association of Allergy, Asthma and Clinical Immunology. She is also the Chinese representative to the World Allergy Organization (WAO). She has undertaken more than 10 national and provincial-level research projects, led her team to obtain Beijing FDA registration approvals for 9 allergen hospital preparations, and spearheaded 8 national multi-center clinical trials for imported drug registration.