aged 39, general manager of the antenna and subsystem business unit and chief architect of antenna business line of the Group. He graduated from University of Electronic Science and Technology of China (電子科技大學) and obtained a bachelor’s degree in electronic magnetic field and microwave technology in 2002 and obtained an EMBA degree from Beijing University of Posts and Telecommunications (北京郵電大學) in 2016. Mr. Sun has over 16 years of experience in the industry of base station antenna. In addition, he has a wide range of experience in the research and development, market and operation management. He was elected as the vice president of the Antenna System Industry Alliance in 2017. He was appointed as a professional member of the Antenna and Radio Frequency Technical Committee of China Institute of Communications (中國通信學會天線與射頻技術委員會) in 2018. He joined the Group in 2002.