Zhou Wei began to donate hematopoietic stem cells 20 18. Hematopoietic stem cells in Zhou Wei are highly matched with patients who need transplantation, which provides great help for their treatment. This move has also received widespread attention and praise. Zhou Wei began to donate hematopoietic stem cells 20 18. Hematopoietic stem cell donation is an important public welfare act, and its significance lies in helping patients who need bone marrow transplantation, such as leukemia, find matching bone marrow and enable them to recover. However, due to the difficulty of matching, there are very few donors. Therefore, a donor like Zhou Wei is a valuable resource in itself. Our donation is not only a help to patients, but also a reflection of social morality. Behavior is to convey to people a kind of value of human love. As a public figure, stars' words and deeds will have a certain influence on the public. Therefore, when stars engage in public welfare behaviors, their influence will be enhanced accordingly. This is a two-way influence. Stars doing good deeds can better convey positive energy and inspire more people to pay attention to and participate in Zheng nationality and public welfare undertakings. For the stars themselves, public welfare undertakings can improve their social status and reputation and promote the development of their careers. Therefore, it is a wise choice to participate in public welfare undertakings.