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Graduated from Peking University and studied at the University of Illinois at Urbana-Champaign in the United States. He has worked in many internationally renowned companies such as GM, Intel, Alcatel-Lucent Bell Labs, Nortel, and Luminous. Dr. Liu has in-depth research and influence in the fields of microelectronics and optoelectronics packaging. He has been committed to the innovative applications of semiconductor devices, IC, VCSEL, and LED in electronics, lighting, display and other fields for more than 20 years. He is a member of the “863 Program” Semiconductor Lighting Engineering Expert Group of the National Ministry of Science and Technology, a member of the Technical Committee of China Advanced Semiconductor Industry Innovation Alliance, and the Chairman of SID International Lighting Branch and Beijing Display System Branch. He has published more than 60 professional papers in internationally renowned magazines and academic conferences, and holds more than 70 international and domestic patents. He has rich industrial and academic experience in lighting, display, sensors, communications and other fields. He plans to undertake training tasks in optoelectronic materials, devices, packaging and modules. etc: participate in guiding professional doctorates for joint training, provide R&D projects, achievement application transformation, etc. for professional doctorate training.