The "Micro Angel" Nursing Postgraduate Union (abbreviation: Union) was established in May 2020. It was co-founded by the Postgraduate Student Council of Central South University Xiangya School of Nursing, Guangxi Medical University School of Nursing, Xinjiang Medical University School of Nursing, Hainan Medical College International School of Nursing, and Nanjing Medical University School of Nursing. It aims to promote the cooperation and development between postgraduate students in School of Nursing in China, and to realize the mutual assistance of resources such as teaching, scientific research, management, and social services, so as to achieve the purpose of complementing each other, promoting each other, and enhancing cooperation. The Postgraduate Union of Xiangya Nursing School served as the rotating chairman unit of the Union from September to December in 2020. From September to December 2020, the Postgraduate Student Council of Xiangya School of Nursing serve as the rotating chairman of the Union.