Chief Physician, Professor, and Doctoral Supervisor. Head of the Red Blood Cell Disease Group in the Department of Hematology. Dr. Han specializes in the diagnosis and treatment of hematological diseases, particularly cytopenia (including aplastic anemia, myelodysplastic syndromes, paroxysmal nocturnal hemoglobinuria, etc.), bone marrow failure syndromes, myeloproliferative neoplasms, myelofibrosis, chronic myeloid leukemia, hemolytic anemia, Gaucher's disease, multiple myeloma, various hematological malignancies, and rare blood diseases. With 30 years of clinical experience, Dr. Han currently leads multiple international and domestic multi-center clinical trials involving aplastic anemia, myelodysplastic syndromes, paroxysmal nocturnal hemoglobinuria, autoimmune hemolytic anemia, and Gaucher's disease. Dr. Han has published over 100 papers, mostly in English, including articles in top-tier journals, and serves as the editor-in-chief for several medical textbooks and guidelines.