What does it mean that overseas Chinese care about the hearts of the people and have boundless public welfare?

It means that the overseas Chinese community cares about people's livelihood and public welfare undertakings have no borders. This slogan emphasizes the concern and support of the overseas Chinese community for social welfare undertakings, and also expresses the close contact and interaction between the overseas Chinese community and the domestic society. This slogan is widely used in overseas Chinese community and public welfare field, aiming at promoting the development of overseas Chinese community and social public welfare undertakings and promoting exchanges and cooperation between overseas Chinese community and domestic society.