He mainly focuses on the challenging areas of mining engineering, geotechnical engineering, rock mechanics and numerical simulation analysis. His research projects have been supported by National Natural Science Foundation of China (51474188; 51074140; 51310105020), National Natural Science Foundation of Hebei Province of China (E2014203012), and Science and Technology Department of Hebei Province of China (072756183), etc. He is the recipient of 6 state-level and province-level awards and 2015 Endeavour Research Fellowship provided by the Australian Government. He has published more than 90 academic papers and books. These include 85 articles in peer reviewed journals, 6 monographs and textbooks. He has been authorized 4 patents and 1 software of intellectual property rights in China.