May 18th, 2024, Feilong Qi, Jinpeng Yang and Yucheng Zhang accomplished their defenses of the requirement for the degree of PhD. Ke-Fei Xue accomplished her defense of the requirement for the degree of Master. The students’ research focus on tumor microenvironment responsive delivery systems based on polymers, weak-acid-responsive polymeric drug delivery systems, underwater ionic conductors, and anti-tumor supramolecular system, respectively. Members of the defense committee showed great interest on their excellent works and fully recognized their works. Congratulations to Feilong Qi, Jinpeng Yang, Yucheng Zhang and Ke-Fei Xue!