What is Xu Zhijian's position? Independent Director of Yanghe Co.

Xu Zhijian: male, born in March 1964, Chinese nationality, no permanent residence, doctoral degree, professor. He was the director of the Sino-Dutch International Business Administration Education Center of Nanjing University, the director of the Nanjing University-Cornell University EMBA program, the director of the International Business Administration Education Center of Nanjing University, and the assistant dean of the Business School of Nanjing University, and is now the head of the Department of Business Administration of the Business School of Nanjing University; he has served as an independent director of Rixing Biologicals from February 2019 to the present, and also serves as an independent director of Jiangsu Yanghe Brewery Co, Ltd, independent director of Nanjing Port Co., Ltd, independent director of Jiangsu Meiside Chemical Co., Ltd, independent director of Guo Rui Technology Co., Ltd, executive director of Nanjing Tongze Chenghe Financial Consulting Co., Ltd, and general manager of Nanjing Deyi Management Consulting Co.