Ying: Male, born in August 1965, China nationality, postgraduate degree, master's degree, senior accountant and certified public accountant. He used to be assistant and deputy director of the finance department of Nanjing Iron and Steel Group Co., Ltd., director and chief accountant of Nanjing Iron and Steel Group Co., Ltd., director, chief accountant, vice president, executive vice president and member of the Party Committee of Jiangsu Hongtu High-tech Co., Ltd., deputy general manager and member of the Party Committee of Jiangsu High-tech Investment Group Co., Ltd., member of the Sixth Growth Enterprise Market Audit Committee of China Securities Regulatory Commission and director of Huatai Securities Co., Ltd. He is currently an independent director of Nanjing Iron and Steel Co., Ltd. and Jiangsu Phoenix Publishing Media Co., Ltd., the chairman of Jiangsu Yida Equity Investment Fund Management Co., Ltd., a member of China Venture Capital Committee Asset Management Association, and an expert in Shenzhen Stock Exchange's industry consulting expert database.