Detailed Introduction Fu Lijun, Chief Physician, Doctoral Supervisor, Director of the Department of Cardiology He has long been engaged in the diagnosis and interventional treatment of pediatric congenital heart disease, having completed over 3,000 cases of interventional procedures for congenital heart disease. He possesses profound expertise in the diagnosis and treatment of pediatric cardiomyopathy, pulmonary hypertension, rare cardiovascular diseases, and complex疑难 cases. He is a mentor at the National Health Commission's Training Base for Interventional Treatment of Congenital Heart Disease. He serves as a member of the Cardiovascular Group of the 17th Committee of the Pediatrics Branch of the Chinese Medical Association and the leader of the Genetic Metabolic Cardiomyopathy Collaboration Group. He is also a member of the Pulmonary Vascular Disease Group of the 8th, 9th, and 10th Committees of the Cardiovascular Disease Branch of the Chinese Medical Association, a member and secretary of the Cardiovascular Disease Professional Committee of the Pediatric Physicians Branch of the Chinese Medical Doctor Association, a member and secretary-general of the Cardiovascular Specialty Alliance of the National Children's Medical Center, a deputy leader of the Cardiovascular Group of the Pediatrics Branch of the Shanghai Medical Association, a corresponding editor of the *Chinese Journal of Pediatrics*, a guest editor of *Frontiers in Pediatrics*, and a peer reviewer for the National Natural Science Foundation of China. He has led two general projects of the National Natural Science Foundation of China, published over 50 papers, and contributed to more than 10 books. He has received the Shanghai Science and Technology Progress Award, the Shanghai Pudong New Area Science and Technology Award, the Huaxia Medical Science and Technology Award, and the Soong Ching Ling Pediatric Medicine Award. Main Research Directions: Material and methodological research on interventional treatment of congenital heart disease; basic and clinical research on pediatric cardiomyopathy, pulmonary hypertension, and rare cardiovascular diseases; and genetic research on pediatric cardiovascular diseases.