At the invitation of Professor Nadia Magnenat Thalmann, Chairman of the International Graphics Conference, 2018, Yu Haoyuan, Zhou Liangchen, and Hu Di traveled to Singapore and Indonesia on June 10, 2018 to participate in the International Graphics Conference in 2018, and made a report entitled “The Application of Geometry Algebra in the Frontier of GIS” and “The Expression of Hierarchical Network MVTree Based on Geometric Algebra Subspace”,As the representative of the 2018 ENGAGE Workshop Organizing Committee, Prof. Yu Zhaoyuan presented the best thesis (theory) and the best paper (applied) award to Stephane Breuils of Paris East University and Adam Leon Klepp of Norwegian University of Science and Technology.