Yongjun Liu received his Ph.D. in Pharmacy from Shandong University in 2014. Currently, he is an Associate Professor at Shandong University. He has long been engaged in research on intelligent nano-drug delivery systems for targeted drug delivery, imaging diagnosis, and chemoimmunotherapy combined therapy. He has published more than 60 academic papers in international journals such as Nature Communications, JCR, Nano-Micro Letters, Advanced Science, ACS Nano, AFM, Biomaterials, etc., and obtained five authorized patents.