Qilei is a Senior Application Development Scientist in the China Customer Solution Center (food and beverage) who are working on developing innovative applications (pesticide, VetDrug, bio-toxin, food additives and active constitutes) in the food and beverage industry using LC, IC, LC-MS and IC-MS. Qilei earned his Ph.D. in Photochemistry from the Chinese Academy of Medical Sciences and Peking Union Medical College (CAMS & PUMC) in 2005. Qilei worked as a Research Fellow in China National Food Quality & Safety Supervision and Inspection Center from 2008-2014. Before joining Thermo Fisher Scientific, he worked at Agilent Technologies as a Senior Application Engineer for four years. Qilei is an expert at liquid chromatography and mass spectrometry. He is experienced in a variety of applications including food safety, environment and herbal medicines on liquid chromatography tandem mass spectrometry platforms.