When was Zhang Yuanyuan born? Longhua energy-saving winter rice

Mr. Zhang Yuanyuan: Born in 1983, China nationality, with no permanent residency abroad, postgraduate degree, master's degree and engineer title. He has served as an engineer in the Seventh Research Institute of China Shipbuilding Industry Corporation; Business Manager of Equipment Industry Department of China Shipbuilding Industry Corporation; Director of Comprehensive Management Department of Longhua Science and Technology Group (Luoyang) Co., Ltd.; General manager of CIC Xinke (Xiamen) Equity Investment Management Co., Ltd.; He is currently the director of Shanghai Shi Sheng Huatian Environmental Technology Co., Ltd., the director of Jiangsu Tianjing Environmental Industry Development Co., Ltd., the deputy general manager and secretary of the board of directors of the Company.