1990 promoted to associate professor.
1997 Professor
1999 as a doctoral supervisor.
1995 Director, Teaching and Research Section of Ancient Chinese Characters, Institute of Ancient Books, Jilin University
1997 deputy director of the institute of ancient books of Jilin university.
In 2004, he served as the head of the history department of Xiamen University.
He is currently the director of the Research Center for Unearthed Documents and Ancient Characters of Fudan University. The research fields and directions are historical documents (mainly ancient characters and unearthed bamboo slips and silks), Shang and Zhou archaeology and ancient Chinese.
He has published 9 monographs (including 5 co-authors) and more than 0 articles 100.