MS Du obtained her bachelor degree from Shandong Normal University of biological science, and obtained her master degree from the Department of Medicinal Chemistry of Jinan University (a university of "211 project"). She has been engaged in patent agency since 2011. MS DU is active in medical chemistry and all fields of biotechnology. Her clients include universities, academic research institutions, and companies of various sizes. She supports them in applying patents, representing them in opposition, invalidation, and infringement proceedings.