Yu Renzhu: Male, born in 1978, China nationality, postgraduate degree (doctor of management); He served as the deputy director of Huanglong National Scenic Area Administration in Aba Prefecture, Sichuan Province as a doctoral group of the Central Organization Department and the Central Committee of the Communist Youth League 18. Now he is a professor and tutor of master students in the School of Business Administration of Shandong University of Finance and Economics. His main research interests are industrial organization and policy, and the safe marketing of agricultural products. Mr. Yu Renzhu presided over and participated in many national, provincial and ministerial-level scientific research projects, monograph 1 department and more than 20 professional papers, and won many awards such as Shandong Science and Technology Progress Award, Shandong Social Science Outstanding Achievement Award, Shandong Soft Science Outstanding Achievement Award, Shandong University of Finance and Economics Teaching Award, etc. Shandong University of Finance and Economics won honors such as "Model Teacher's Morality", "Excellent Teacher" and "Excellent Tutor of Three Thousand Plan". He has trained in marketing, service marketing and customer relations for Xinhua Bookstore, Shi Heng Special Steel, Debai Group, China Post Express, Bora Lilai and Yellow River Shipping Bureau.