SDRF held the 168th Salon on Sep 15, 2021. This is the first offline salon held by the SDRF since the outbreak of the epidemic. Professor Li Shi of the "Changjiang Scholar" Distinguished Professor of the Ministry of Education, Dean of the Sharing and Development Research Institute of Zhejiang University, and Dean of the Chinese Income Distribution Research Institute of Beijing Normal University, Professor Li Shi gave a speech entitled "Improve the Income Distribution System and Promote Common Prosperity".