Since Yu Cong became the president of the Student Union of Shenzhen Graduate School of Peking University, he has led the student union team and put forward the development goal of "internationalization, functionalization and service" and put it into practice. The Graduate Association has played an active role in serving teachers and students and expanding the influence of Peking University Shenzhen Graduate School. In terms of campus activities, Yu Cong actively organizes cultural, sports, academic and cultural exchange activities inside and outside the school to promote exchanges between students from Taiwan, Hong Kong, Macao and the mainland. 20 10 successfully organized a delegation of teachers and students from Shenzhen Graduate School of Peking University to visit Tsinghua University in Hsinchu, Taiwan. During his tenure as Deputy Secretary-General of Shenzhen College Students' Innovation Federation, Yu Cong undertook the organization and publicity work of Shenzhen College Students' Innovation and Entrepreneurship Competition, organized participating teams to participate in training, and successfully completed the activities.
Yu Cong has worked in SK Headquarters, LG Mobile Phone Marketing Department, China Youth Daily Olympic Reporting Group, Future Asset Investment Banking Department, Qiao Hua Holding Co., Ltd. and Nanjing Pukou District Dingshan Sub-district Office. He has participated in projects such as Amazon Financial Statement Analysis and Adjustment Report, Wuhan Iron and Steel Company Strategy Analysis, Tencent Industry Differentiation and Delimitation Strategy Research, Jiucheng Group Organic Food Industry Analysis and Consultation Report, Shenzhen Pension Industry Development Prospect Analysis Report, etc. In 2007, he served as the representative of China students studying in Korea, conducted extensive analysis and research on the economic, political and cultural life of Korea, and participated in the exchange activities with Korean politicians and business leaders, with remarkable achievements. In 2007, as a representative of international students, he won the honor of having dinner and talking with China's ambassador to South Korea.