Yijia Shao is a senior undergraduate majoring in Data Science at Yuanpei College in Peking University. She works as a research assistant in Wangxuan Institute of Computer Technology under the guidance of Prof. Bing Liu and Prof. Dongyan Zhao. Previously, she was fortunate to intern in Google, Microsoft Research Asia, and University of California, Los Angeles. She is broadly interested in Open-world Machine Learning, Continual Learning, and Natural Language Processing.