peng zhangchuan, graduated from southwest university with a ph.d., is currently an associate researcher at the nanobiomedicine platform of jinfeng laboratory. currently engaged in the research and application of nano-antibacterial materials and nano-wound repair materials. he has published more than 10 sci papers, obtained 1 national invention patent, and presided over 1 china postdoctoral science foundation project and 1 chongqing natural science foundation postdoctoral project.