Huifang Ma is a professor of College of Computer Science and Engineering, at Northwest Normal University. In recent years, her research field has focused on graph data query, mining, and analysis. She has published several papers in distinguished international journals or conferences such as Information Sciences, Knowledge-Based Systems, ICDM and CIKM with Googlescholar citation more than 1800 times academically. She has served as a member of the Senior Program Committee of the International top AI conferences such as EMNLP2021-2022, and an associate editor of Expert Systems with Applications. She has successively presided over two National Natural Science Foundation projects, one industrial support project in Gansu Province, two natural science foundation projects in Gansu Province, four provincial and ministerial key laboratory funds, and many school-level key projects.