Yan Yifei, a master of the Institute of International Relations China Modern International Relations, has been engaged in overseas security related work after graduation. He has worked in countries in the Middle East and South Asia for a long time, providing project consultation, risk assessment, security plan formulation, security training and other services to many Chinese enterprises, such as China Energy Engineering Corporation, China Power Construction Corporation, China National Machinery Corporation, Huawei, and has been responsible for security management of many Chinese enterprises' overseas projects.