How old is Ding? Director of Hongfa shares

D: Male, bachelor degree. He used to be a teaching assistant in the radio department of Nanjing Southeast University, a salesman, sales manager, assistant general manager and deputy general manager of Xiamen Hongfa Power Generation Audio Co., Ltd., and now he is a director, vice president and legal director of Xiamen Hongfa Audio Co., Ltd., a director of Ge You Investment Co., Ltd. and a director of Hongfa Technology Co., Ltd.