Hongda Sun is a Ph.D. candidate of Gaoling School of Artificial Intelligence (GSAI), Renmin University of China. In 2020, he was recommended for GSAI as a direct doctoral student, supervised by Dr. Rui Yan. His research works have been published in NeurIPS and AAAI. Now his major interests are in AI for science, machine learning and natural language processing. He can be reached at sunhongda98@ruc.edu.cn.