Chief Physician, Professor, Doctoral and Postdoctoral Supervisor, and Director of the Allergy Teaching and Research Department at Peking Union Medical College Hospital. She also serves as the Secretary of the Party Branch. She specializes in the diagnosis and treatment of allergy-related difficult and rare diseases, including urticaria, angioedema, allergic rhinitis, allergic asthma, and food allergy. She has particular expertise in severe allergic diseases such as hereditary angioedema, severe refractory asthma, anaphylaxis, and anaphylactic shock. Dr. Zhi serves as the President of the Allergy Physicians Branch of the Chinese Medical Doctor Association, Vice Chairman of the Allergy Branch of the Chinese Medical Association, and Chairman of the Allergy Branch of the China Rare Disease Alliance / Beijing Rare Disease Diagnosis, Treatment and Security Society. She led the formulation of China's first expert consensus on the diagnosis and treatment of hereditary angioedema and has been invited multiple times to participate in the formulation and revision of national consensuses and guidelines for this condition.