On November 23, 2019, the 25th Joint meeting of academic committee and board of directors of CIDEG was held at Tsinghua University.This meeting mainly reviewed the change of chairman of the board, joint chairperson of academic committee and center director. There were two parts in the appointment meeting, and was hosted by Chen Qingtai, former chairman of the board; Jiang Xiaojuan, chairman of the board and Hoshi Takeo, Joint chairperson of CIDEG academic committee respectively.