Link: Extraction code: 7yn3

Li Yongle, born in Jilin City, Jilin Province in 1983, is a high school mathematics and physics teacher, the exclusive creator of Xigua Video, and a bachelor of physics and economics at Peking University Bachelor's degree, Master's student in the Department of Electronic Engineering, Tsinghua University. Now he is a physics teacher and physics competition coach at the Middle School Affiliated to Renmin University of China.