Professor and doctoral supervisor at the School of Integrated Circuits and Electronics, Beijing Institute of Technology; Director of the Beijing Key Laboratory of Millimeter Wave and Terahertz Technology; Member of National Defense Science and Industry Commission's 511 Talent Program; Fellow of Chinese Electronic Society; Deputy Director of Microwave Special Committee of Chinese Electronic Society.

Professor, doctoral supervisor, and dean of the School of Integrated Circuits and Electronics at Beijing Institute of Technology; Director of the Ministry of Industry and Information Technology's Key Laboratory of Low-Dimensional Quantum Structures and Devices. Council member of the China Vacuum Society and member of the Semiconductor Physics Professional Committee of the Chinese Physical Society. Member of the eighth State Council Academic Degrees Committee's Electronic Science and Technology disciplinary review group. Recipient of the 2017 National Outstanding Youth Award, 2019 National "Ten Thousand Talents Plan" Technological Innovation Leader, and 2019 Chinese Physical Society Hu Gangfu Physics Award.

Professor and doctoral supervisor at Beijing Institute of Technology; Director of the Beijing Silicon-based High-speed Chip System Engineering Center; Director of the Institute of Microelectronics Technology at Beijing Institute of Technology; Responsible professor for the Electronic Science and Technology major (Ministry of Industry and Information Technology key major) and Microelectronics and Integrated Circuit disciplines at Beijing Institute of Technology, successfully obtaining approval for the first batch of Demonstration Microelectronics Colleges. Former Dean of the College of Information, Beijing Institute of Technology, and former Director of the Academic Affairs Office of Beijing Institute of Technology.

Distinguished professor, doctoral supervisor, and director of the Intelligent Micro-Nano Sensor and Integrated Systems Research Center at Beijing Institute of Technology; Chief Scientist of the BIT Chongqing Institute of Microelectronics and Microsystems, IEEE Fellow, SPIE Fellow, IEEE Fellow reviewer, overseas expert reviewer of the Chinese Academy of Sciences, and correspondence reviewer for natural science foundations in the United States, Canada, Poland, France, etc. Formerly a professor in the Department of Electrical and Computer Engineering at the University of Florida.