Prof. Guanhua Xuan is an Associate Professor at the College of Food Science and Engineering, Ocean University of China. She completed her PhD studies in Microbiology at the State Key Laboratory of Microbial Technology, Shandong University. She was appointed to the “Young Talent Project” position at Ocean University of China in 2023. She chaired the National Natural Science Foundation of China's Youth Fund, among others, and holds five national patents. She is mainly engaged in innovative research in the fields of bacteria–phage interactions research and pathogenic bacteria defense and control. Her research topics mainly include: food; microbiology; phages; quorum sensing; food safety; sulfide; and signal regulation.