1992 After graduating from the former Northwest Forestry College, he was assigned to the former Northwest Institute of Botany to engage in forest cultivation, asexual rapid propagation and high-yield cultivation. From 65438 to 0999, he entered the College of Life Sciences of Northwest A&F University to participate in scientific research and teaching, and in 2005, he changed his post as a teacher and obtained the qualification certificate of national college teachers. In 2005, he was promoted to associate researcher; From 2004 to 2006, he was engaged in doctoral thesis research in China Academy of Forestry in the form of joint training, with Vice President Liu as the co-tutor.