Cheng Weijie, professor, master of economics, visiting scholar of Renmin University of China, is the National backbone professional leader, famous teacher in Shandong, famous young skilled teacher in Shandong, outstanding teacher of Shandong Provincial Department of Commerce, outstanding Communist Party member, model of morality, professional leader, and young teaching expert. She is also the evaluation expert of the National Vocational College Skills Competition of the Ministry of Education, the expert of the national foreign aid training expert database, the expert of the training expert database of the Shandong Provincial Department of Commerce, the member of the Shandong Provincial Foreign Trade Vocational Education Professional Construction Steering Committee, the expert of the National Credit Bank, and the Free Trade Zone Collaboration Head of Innovation Center (recognized by the Ministry of Education), head of Shandong Cross-border E-commerce Engineering Technology R&D Center, head of national-level high-quality school construction international trade and business professional group, presided over excellent courses in Shandong and high-quality resource sharing in Shandong class construction. She participated in the writing of Shandong's "Open Economic Development Plan of the Economic Circle of the Capital City Cluster" and "Open Economic Development Plan of the Western Economic Uplift Belt", provided long-term business training for the municipal commerce bureaus in Shandong, and participated in the training of more than 1,000 enterprises; and provided Chinese and English business training and international business docking for countries along the “Belt and Road”.