The group meeting of Week 4 of MAGIC Lab was held online on March 26th, 2020. First, all group members had reported their plan for the year. Then Shengyue Liu reported her work. The topic was "Research on the Control Method of Autonomous Vehicles at Intersections". Participants in this report included Professor Ma Wanjing, Assistant Professor Wang Ling, Assistant researcher Yu Chunhui and other members of MAGIC Lab.