Ding Huiping: Male, born in 1956, China nationality, Ph.D., accounting professor, doctoral supervisor. He is currently the director of China Enterprise Competitiveness Research Center of Beijing Jiaotong University, an independent director of huadian power international Electric Power Co., Ltd., an independent director of Beijing Investment Development Co., Ltd., an independent director of Shandong International Trust Co., Ltd., an independent director of China Haicheng Engineering Technology Co., Ltd. and an external supervisor of China Merchants Bank Co., Ltd.