1995- 1998 studying for a master's degree at Gansu academic university; 1998-200 1 PhD at Qingdao Ocean University; 2001-Engaged in postdoctoral research in the School of Life Sciences of Beijing Normal University in 2003, and was a visiting scholar in the International Livestock Research Institute (ILRI) from June 2002 to June 2003. In August 2003, he was selected to teach in the School of Life Sciences of Beijing Normal University. Participated in many research projects, such as the National 973 Program, major projects of Natural Science Foundation, general projects, and special research fund projects for doctoral subjects in colleges and universities of the Ministry of Education, and presided over the completion of general projects of National Natural Science Foundation 1 and postdoctoral science fund projects 1.