His main research interests are: diagnosis and treatment of maxillofacial trauma and deformity, stem cells and regenerative medicine. As the person in charge, he has undertaken 4 national natural science foundation projects, 5 provincial-level projects and 3 other projects. As the main researcher, he participated in 1 project of 973 Plan, 1 project of 863 Plan, 2 special projects of preliminary research of major national basic research, 3 projects of National Natural Science Foundation and 1 provincial-level projects. More than 15 papers have been published in domestic and foreign journals, and 55 have been the first authors/communication authors (including 15 in SCI/EI); The editor-in-chief participated in 12 monographs and 1 translation. He was nominated by the Ministry of Education for the first prize of the National Science and Technology Award, 5 provincial-level scientific and technological progress awards and 1 outstanding teaching achievement award. It has obtained 6 national patents. In 26, he was selected into the training plan of outstanding young academic leaders in Sichuan Province and the reserve candidate of academic and technical leaders in the Health Department of Sichuan Province, and in 27, he was selected into the new century outstanding talents support plan of the Ministry of Education.