During1997 to2003, he has visited many universities as a visiting professor or visiting scholar, such as Harvard-Yenching Institute's senior visiting scholar,National University of Singapore's senior visiting scholar,University of Tokyo's visiting Professor.In 2003, he came back and became East China Normal University of East China Normal University.
His major is Chinese modoern history of though and the intellectual of China in 20 century ,culture and thoughs of Contemporary China, the culture of Shanghai.