On October 26th 2015, Vice-President and Director-General of the United Nations Association of China (UNA-China) LIU Zhixian was invited to give a lecture on international disarmament through a case study of the Convention on the Prohibition of Chemical Weapons to the students from the International Relations School of Beijing Foreign Studies University (BFSU).

On the same day, Mr. LIU Zhixian was invited as visiting professor for the International Relations School and as senior adviser for Research Center of UN and International Organizations in BFSU.