Mr. Qiang DU, Male, ethnic Han, senior economist, who is a post-graduate of Master of Economics from the University of International Business and Economics. He is currently the deputy general manager and member of the party committee of Capital Airport Holdings Group Co., Ltd., mainly responsible for security, service, and operational-related tasks. Mr. DU, who has more than 30 years of airport-related production operation management experience, formerly worked as the deputy general manager of Inner Mongolia Airport Group, the general manager of Beijing Capital Airport Aviation Ground Services Co., Ltd., the general manager of Beijing Capital Airport Aviation Security Co., Ltd. and the deputy general manager of Beijing Capital International Airport Co.,Ltd. He has a deep understanding of the business models, operational processes and control systems of large airport groups and multi-million-level international hub airports, focus on the airport group and the airport security management system and governance modernization, airport service management and standards, airport operation system construction and implementation and other related work.