Acceptance letters have been issued

We are pleased to announce that XMAS-IV acceptance letters have been issued to the registered accounts. If you did not receive the notification or have any question, please feel free to contact XMAS secretary Ms. Ying Huang at


Zhimian Cao, Xiaolin Li, Zhiyu Liu, Yawei Luo, Jian Ma, Dalin Shi, Bingbing Wang, Fengling Yu
Local Organizing Committee for XMAS-IV, 2019