Prof. Xunjun He works as a member of IEEE Society, a member of American Physical Society(APS), and a member of the Optical Society of America (OSA). He is a reserve leader of the provincial leader talent team, a reserve talent of provincial strategy, a key teacher in the provincial education department, a young innovative talent of HUST, and an excellent teacher of HUST. He has been focusing on the research of tuneable terahertz metamaterials and devices, optical and electrical properties of 2D layered semiconductor materials and devices, and the design and fabrication of NEMS/MEMS devices. This research has been supported by the National Natural Science Foundation of China, the Natural Science Foundation of Heilongjiang Province, and the China Postdoctoral Science Foundation. Prof. He has published over 40 SCI-indexed papers in internationally renowned journals such as Carbon, J. Appl. Phys., J. Phys. D, and Opt. Materials Express, which have been cited more than 400 times in different international journals, such as Nat. Materials, Nat. Nanotechnology, Nat. Communications, Advanced Materials, and Physical Review B. Moreover, he was appointed as an invited reviewer by the journals of Advanced Materials, Nanoscale, Carbon, and so on. He has applied for and received several patents, including five invention patents and 6 utility model patents.