Dong Chen, male, Han nationality, from Dingxi, Gansu Province. He obtained his Bachelor's  degree from Qingdao University of Science and Technology in Jun. 2019, and entered School of Physical Science & Technology, Lanzhou University via NPEE in Sept. 2021, to pursue a master in material science and engineering (MSE) under supervision of Prof. Jinyuan Zhou. His current research area is solar cell.