Gu Xiangdong (1967—), Ph.D., female, director and full-time researcher of Language Testing Institute of Chongqing University, the key research base of humanities and social sciences. Professor, Master Supervisor, Party Committee Member, Head of English Department, School of Foreign Languages, Chongqing University. Project leader (07BYY030) of the National Social Science Fund Project "Diachronic Research on Washback Effect of CET-4 and CET-6", and the leader of Chongqing excellent course Comprehensive English.