Where is Zhang Ruibin from? Independent Director of Jiulian Development

Zhang Ruibin: Male, born in 1972, doctor of statistics, researcher, certified public accountant and senior economist. He has served as a postdoctoral researcher at the Institute of Finance of the People's Bank of China; Dean, School of Finance, Guizhou University of Finance and Economics. He is currently a teacher at the School of Finance of Guizhou University of Finance and Economics, an external director of China Kweichow Moutai Distillery (Group) Co., Ltd., an independent director of Guizhou Shuicheng Mining (Group) Co., Ltd., an independent director of Guizhou Zhenhua Technology Co., Ltd., an independent director of Qianyuan Electric Power Co., Ltd., an independent director of Tongfang Kangtai Co., Ltd. (listed on the Hong Kong Stock Exchange) and an independent director of the fifth board of directors of the Company.