Dr. Guomeng Li currently is an Expert of Device and Materials in Beijing Visionox Technology Co., Ltd., and he is an Associate Senior Engineer in Electronic Components and Materials field. Dr. Li received his PhD of Physical Chemistry from Jilin University, China, in 2017. His main research field is on OLED devices and materials, focusing on optimizing OLED display performance in areas such as device efficiency, lifetime, electrical characteristics, and reliability. Study and evaluate the new OLED device system, and related mass production process. He has been working on OLED technology for more than 10 years ,has published 19 SCI-indexed papers and holds over 60 patents in OLED field.