1990 graduated from pediatrics of Chongqing Medical University, engaged in clinical, teaching and scientific research of pediatric imaging diagnosis for 2 1 year, familiar with imaging manifestations of common and frequently-occurring diseases in pediatrics, and good at diagnosis of intractable diseases. There is a deep research on congenital diseases, neonatal diseases, chest injuries and tumor diseases in pediatrics. Various new technologies, such as digital radiography, digital gastrointestinal, whole-body CT and MRI for children, have been developed. The research direction is the imaging diagnosis of children, especially the imaging manifestations and basic research of chest diseases in children. He has rich teaching experience in organizing and undertaking imaging diagnostics and imaging examination technology in pediatrics and imaging department of Chongqing Medical University, as well as large-scale teaching of pediatric graduate students. He has won many awards such as excellent teachers and excellent teaching in the department. Participated in and presided over many international, national, provincial and municipal radiology academic conferences, published more than 30 academic papers and edited 4 books. In recent 3 years, he has presided over and participated in provincial, ministerial, bureau and university scientific research projects 10. Main research directions: