Quan Li gave an invited plenary talk at 3^rd Symposium on Smart Coatings and Applications in Zhengzhou on December 6^th, 2025.

Quan Li presented a lecture at THE SONGYANG LECTURES held by Zhengzhou University on December 4^th, 2025.

Quan Li gave an invited plenary talk at the 14^th National Conference on Pharmaceutical Analysis in Shanghai on November 1^st, 2025.

Quan Li chaired THE 6^TH INTERNATIONAL CONGRESS ON OPTICS, ELECTRONICS, AND OPTOELECTRONICS held in Guiyang from October 16^th to 20^th, 2025 and gave a plenary talk.

Quan Li presented a lecture at THE BOYA LECTURES held by Peking University in Beijing on June 18^th, 2025.