Peng Fei Gao is currently an associate professor at the College of Pharmaceutical Sciences at Southwest University. He received his Ph.D. degree in Analytical Chemistry from Southwest University in 2015. During 2017–2018, he performed his postdoctoral research at The Hong Kong University of Science and Technology. His research interest mainly focuses on high-resolution imaging based on plasmonic optical probes and the design and synthesis of functional molecular probes for biomedical imaging and analysis.