As senior manager of International and Business Department of China Railway Academy ,mainly engaged in professional technical research and structural design work in the field of tunnels and underground engineering. He has undertaken projects in various professional fields such as composite shell lining, steel fiber concrete segments, tunnel waterproofing and drainage, and leakage water treatment. Published 11 academic papers publicly (including 3 papers indexed by EI and 6 papers in core journals), led the compilation of 2 standards, and compiled 2 monographs. Obtained 7 national invention patents and 5 utility model patents. The composite shell lining won the second prize of Transportation Engineering Innovation and Entrepreneurship Competition of Shandong Science and Technology Association in 2023 , the third prize of Science and Technology Award of China Railway Engineering Group Co., Ltd. in 2023 , and the first prize of Excellent Engineering Design of China Railway Group Co., Ltd. in 2023 ,the second prize of Science and Technology Award of China Highway Society in 2024, the third prize of the Excellent Scientific and Technological Achievement Award of the Sichuan Provincial Association for Science and Technology in 2024. I have successively presided over or participated in research projects such as "Feasibility Study of Steel Fiber Reinforced Concrete Segment Technology for Qingdao Metro", "Application Research of Deformation Analysis Method for Qingdao Metro Geotechnical Control", "Research on Waterproof and Drainage System of Xiamen Metro Line 3 Cross Sea Tunnel", "Research on Design Method of Composite Shell Lining for Hard Rock Tunnel", and "Key Technologies for Tunnel Quality and Efficiency Improvement - A".