Mr. Pu Zhongjie: Chairman, General Manager and Technical Director of the company, born in January 1963, Chinese nationality, holds permanent residence in the United States, graduate degree and doctoral degree. He has successively served as a senior engineer at Beijing Iron and Steel Research Institute, a research assistant at Florida International University in the United States, and the deputy general manager of technology at WP Medical Technology Company in the United States. Currently, he is the chairman and general manager of the fourth board of directors of Lepu (Beijing) Medical Equipment Co., Ltd., executive director of Beijing Tiandi Hexie Technology Co., Ltd., executive director of Beijing Lepu Medical Technology Co., Ltd., and executive director of Shanghai Shape Memory Alloy Materials Co., Ltd. Director, executive director of Lepu (Beijing) Medical Equipment Co., Ltd.; executive director of Beijing Star Medical Devices Co., Ltd., chairman of Lepu Medical Electronic Instrument Co., Ltd., director of Beijing Huake Chuangzhi Health Technology Co., Ltd., Beijing Lepu Growth Executive Director of Investment Management Co., Ltd., Executive Director of Lepu (Shenzhen) International Development Center Co., Ltd.; member of the Changping District CPPCC, concurrently director of the National Heart Disease Implant Interventional Diagnosis and Treatment Devices and Equipment Engineering Technology Research Center, Vice President of the Chinese Biomaterials Society, Beijing Vice president of the Pharmaceutical Industry Association, chairman of the Zhongguancun Changping Health Alliance, vice president of the China Drug Supervision and Administration Research Association, vice president of the National Health Industry Enterprise Management Association, and director of the Chinese Bioengineering Society. On May 29, 2019, he was appointed as a director of Wuhan Binhui Biotechnology Co., Ltd. On January 23, 2020, he served as chairman of the board of directors of Lepu (Beijing) Medical Devices Co., Ltd.