Mr. Xu Dongsheng, a doctor’s degree holder and a researcher-level senior engineer. Mr. Xu graduated from the School of Management of Beihang University with a doctorate degree in management. Mr. Xu has successively served as the assistant to the general manager of China National Aero-Technology Import & Export Corporation Shenzhen Company* (中國航空技術(shù)進出口深圳公司), the general manager and chairman of the board of directors of FIYTA (Group) Co., Ltd.* (飛亞達（集團）股份有限公司), and the deputy general manager of China Aviation Technology Shenzhen Co., Ltd.* (中國航空技術(shù)深圳有限公司) and other positions. He has been the director of China Aviation Planning and Design Institute Co., Ltd.* (中國航空規(guī)劃設計研究總院有限公司) since August 2020. He has been the non-executive Director of the Company since July 2024.