Yilie Huang is a second-year Ph.D. student at Industrial Engineering and Operations Research Department, Columbia University, where he is working with Prof. Xunyu Zhou. He also received his Master of Science degree at Columbia IEOR in 2018. Before that, he earned a Bachelor of Science degree in Mathematics and Applied Mathematics at Zhejiang University. His research focuses on stochastic control, machine learning and reinforcement learning. Additionally, he is also interested in applying the theories into financial markets. Currently, he is working on stochastic control problems from reinforcement learning aspect.