Wan Lili: PhD, Associate professor and Master supervisor, was born in 1979. She received her doctoral degree of Computer Application from Beihang University (formerly known as Beijing University of Aeronautics and Astronautics) in 2007. In recent years, she took charge of and completed the National Natural Science Foundation of China "Research on 3D model's semantic analysis and retrieval", the Beijing Municipal Natural Science Foundation "Researches on semantic annotations for 3D models including multiple objects or non-rigid shape", and other projects. Her current research interests include computer graphics, virtual reality and pattern recognition. She has published more than 20 papers. She applied for 3 patents and 2 patents were authorized.