He is a literature Ph.D. and a professor specializing in linguistics and applied linguistics. His main research areas include language planning, terminology studies, contrastive linguistics, and language education policies. He serves as the deputy director of the Chinese Language Strategy Research Center, deputy editor-in-chief of the Report on the Status of Chinese Language Life, executive editor-in-chief of the academic journal Chinese Language Strategy, and chief editor of the series Language Resources and Language Planning. He also serves as an executive member of the International Association of Urban Language Studies, executive member of the Sociolinguistics Branch of the Chinese Language Society, member of the Language Policy and Planning Professional Committee of the Chinese Language Society, vice president of the Nanjing Linguistics Society, and editorial board member and peer reviewer of the World Report on Language Life.

He obtained a Bachelor’s degree from the School of Foreign Studies (formerly the Department of Foreign Languages and Literature) at Nanjing University, a Master’s degree in Generative Linguistics from the School of Foreign Languages and Cultures at Nanjing Normal University, and a Ph.D. in Sociolinguistics from the School of Liberal Arts at Nanjing University.