Dr. Hannah Ren obtained her Ph.D. in Molecular Biology at the University of Birmingham, UK. Her PhD research interests focus on bacterial pathogenesis and the exploitation of sequence data, particularly high-throughput sequencing data. After graduation, she worked as a postdoctoral research fellow at the University of Surrey, UK. Her research was aimed to identify novel meningococcal antigens for vaccine development. With many years’ research experience in UK, she has an advanced knowledge and technique in the field of molecular biology and microbiology. Currently, as an expert in actives with Sino Lion, she is responsible for the efficacy evaluation of actives, as well as the new-alternatives to preservatives.