Ding Bin: Male, China nationality, without permanent residency abroad, born in 1962, Ph.D., associate professor, senior economist. He used to be deputy section chief of Hefei Economic Research Center, general manager of Anhui Debon Data Company, general manager of Anhui Tianfeng Industrial Co., Ltd., general manager of Hefei Yezheng Computer Company, general manager of Hefei Hansi Information Technology Co., Ltd., deputy director of MBA Center of China University of Science and Technology, director of EMBA Center, and assistant to the dean of School of Management. He is currently an independent director of the Company, an associate professor of the School of Management of the University of Science and Technology of China, a director of Hefei Haiming Technology Co., Ltd., an independent director of Anhui Fengyuan Pharmaceutical Co., Ltd., an independent director of Opcom Co., Ltd., and an independent director of Rong Zhi Rixin Technology Co., Ltd. in Anhui.