1983 graduated from Xi' an medical university, and has been engaged in clinical diagnosis, treatment and related basic research of blood diseases. 1992 obtained a master's degree in internal medicine hematology, and was promoted to attending physician in the same year, 1997 to deputy chief physician, 1999 to doctor's degree, and in 2002 to chief physician and professor. At present, he is the director of hematology in the First Hospital of Anjiao University, the doctoral supervisor, the chairman of Shaanxi Clinical Immunology Committee of Chinese Medical Association, the vice chairman of Shaanxi Hematology Branch of Chinese Medical Association, the director of Shaanxi Hematology Diagnosis and Treatment Quality Control Center, the vice chairman of Anjiao University Branch, the grassroots member of Jiu San Society, the chairman of the First Affiliated Hospital of Xi Jiaotong University of Jiu San Society, the member of Hematology Branch of Chinese Medical Association, the editorial board of China Journal of Rare Diseases and the invited editorial board of Journal of the Fourth Military Medical University. First-class expert of National Natural Science Foundation, member of Xi 'an Medical Accident Appraisal Committee. 200 1 selected by Shaanxi provincial health department 2. 15 talent pool. As a member of American Hematology Society, he went to MD Anderson Cancer Research Center of University of Texas in 2004 to study blood and bone marrow transplantation.