1984 graduated from Hebei medical university, 1997 obtained the master's degree in pediatrics from Peking union medical college hospital of Peking union medical college, and 200 1 obtained the doctor's degree from Japan university of industrial medicine. He returned to China in August, 2000, and successively served as an attending physician, associate professor and professor in pediatrics at Peking Union Medical College Hospital of China Academy of Medical Sciences. He is currently the director of pediatrics and the academic leader of young children with rheumatism/kidney disease. He is currently a member of the Youth Committee of the Pediatric Branch of the Chinese Medical Association, a member of the Immunology Group of the Pediatric Branch of the Chinese Medical Association, a member of the editorial boards of Chinese Journal of Pediatrics, Journal of Clinical Pediatrics, International Journal of Pediatrics, Pediatric Continuing Education and other magazines, a reviewer of English versions of Chinese Journal of Medicine and Chinese Journal of Nephrology, and an expert in evaluating many scientific research funds.

As the department director who has been in charge of general pediatric medical work, he has presided over the weekly rounds of difficult diseases in the department and presided over or participated in the weekly rounds of rheumatism/nephropathy, with comprehensive clinical knowledge and rich experience. Especially for children's rheumatism (including allergic purpura, Kawasaki disease, children's systemic lupus erythematosus, juvenile idiopathic arthritis, juvenile dermatomyositis, Sjogren's syndrome, Takayasu's arteritis, Behcet's disease, systemic sclerosis, mixed connective tissue disease, overlap syndrome, etc. ), children's kidney diseases (including primary/secondary glomerular diseases, some hereditary kidney diseases, etc. ), acute/chronic EB virus infection and Prader-