Associate professor of School of Mechanics and Engineering, Southwest Jiaotong University.I graduated from the Department of Applied Mechanics and Engineering of Southwest Jiaotong University in 2004 and received his PhD degree in solid Mechanics from the School of Mechanics and Engineering of Southwest Jiaotong University in 2011. I was a visiting scholar in the Department of Mechanical Engineering of University of South Carolina from 2015 to 2016.I was one of the experts of ISO international standards committee TC164 / SC4 fracture workgroup , visiting researcher  of key laboratory of reactor fuel and materials, the member of the Chinese society of mechanical MTS material testing branch committee, member of Sichuan mechanics committee, permanent committee memberof sichuan experimental mechanics working committee, member of the nuclear institute of nuclear fuel and material in sichuan province, member of high Temperature Materials and Strength Professional Committee of Materials Branch of China Mechanical Engineering Society, member of Youth Working Committee of Materials Branch of China Mechanical Engineering Society. Mainly engaged in the theory and method of fatigue fracture structural integrity evaluation. I have presided over 2 projects funded by the National Natural Science Foundation of China, developed and revised 2 national standards, formulated 1 CSTM group standard, participated in the research of 5 general projects funded by the National Natural Science Foundation of China, and presided over more than 20 important engineering research projects.I have published more than 70 papers, including more than 40 SCI/EI retrieval papers.I also have been authorized some national invention patents and utility model patents.