Professor Du Hui, Deputy Dean of College of International Languages and Cultures, was invited as a senior visiting scholar to study “sociocultural theory in language teaching” at Department of Theoretical & Applied Linguistics, Cambridge England from Mar. 1^st to Aug. 31^st, 2017. During his visit, Prof. Du made two academic speeches which were highly praised and well-received by his international counterparts. One speech is titled “Teacher talk as ‘edging input’: A perspective of sociocultural theory” delivered at the Research Center for Applied Linguistics at University of Warwick on May 10^th, while the other titled “What is language teaching” was delivered at the Linguistics Center, Cambridge on Aug.17^th. Prof. Du came back to HHU on Sept. 1^st. (Luo Rongrong)