On May 21, 2022, the 6th Quantitative Information Analysis-Science and Technology Policy Research High-end Forum hosted by Jiangsu International Joint Informatics Laboratory and Nanjing University School of Information Management was successfully held online. The forum is one of a series of activities to celebrate the 120th anniversary of Nanjing University. It was chaired by Professor Ye Ying of Nanjing University. 12 experts and scholars from well-known universities at home and abroad conducted splendid research exchanges. Nearly 400 viewers cloud participated in the forum. Quantitative Information Analysis-Science and Technology Policy Research High-end Forum is an unofficial forum organized and initiated by Professor Ye Ying during the 115th anniversary celebration of Nanjing University in 2017. It aims to share cutting-edge achievements in the field of communication and promote cross-cooperation.