Xu Jun, professor, doctor, doctoral supervisor, senior research scholar at Cambridge University, UK, member of university of international business and economics Academic Committee, host of university of international business and economics Translation Academic Innovation Team, director of translation research and applied linguistics, and executive editor of Business Foreign Language Research. Executive Director of China Systemic Functional Linguistics Research Association, Executive Director of China English-Chinese Discourse Analysis Research Association, Adjunct Professor of Southeast University, Sun Yat-sen University and Hunan Normal University, Academic Consultant of English Studies, and Editor of Journal of Zhejiang Gongshang University. He has published (reprinted) 60 papers in Xinhua Digest, Foreign Languages, China Translation, Modern Foreign Languages, Journal of Foreign Language Studies, Foreign Languages and Foreign Language Teaching, Foreign Language Studies, Journal of PLA Foreign Languages Institute, China Social Science Digest, and published 20 monographs, translations, textbooks and dictionaries. He presided over 7 provincial and ministerial scientific research projects and participated in the research of national social science fund projects.