Hao Li visited Prof. Hui Liu at Wuhan University on March 8th, and Prof. Xiaohong Ding at University of Shanghai for Science and Technology on March 14th. He gave invited talks.

http://me.usst.edu.cn/2023/0309/c12289a287559/page.htm

Presentation at Wuhan University, invited by Professor Hui Liu.

Presentation at University of Shanghai for Science and Technology, invited by Professor Xiaohong Ding.