1. School of English Studies, Sichuan International Studies University, Chongqing, PR People’s Republic of China
2. School of Foreign Languages and Cultures, Chongqing University, Chongqing, PR People’s Republic of China
3. School of Computer, Chongqing University, Chongqing, PR People’s Republic of China
4. Office of International Affairs, Chongqing University, Chongqing, PR People’s Republic of China