Liping Li is currently a PhD student of Analytical Chemistry at Peking University, Beijing, China. She received a bachelor’s degree in chemistry from the School of Chemistry and Chemical Engineering, Nanjing University, in 2010. Her major research interests focus on the application of nanomaterials for sample preparation and analysis of biological samples by mass spectrometry, especially nanomaterial-based metal oxide affinity chromatography for phosphopeptide enrichment.