The Communist Party 19th National Congress of China made the important decision of implementing the healthy China strategy, which will promote the maintenance of people's health to the strategic height. With the indepth implementation of the healthy China strategy, it has become an inevitable requirement to build a moderately prosperous society in all respects to adhere to the public welfare nature of public hospitals, give full play to public welfare functions of public hospitals, and safeguard people's health. This paper analyzes the public welfare requirements of healthy China for public hospitals and the practical significance of public hospitals' implementation of public welfare. Then, taking The Yantai Affiliated Hospital of Binzhou Medical University as an example, this paper introduces the realization path of public hospitals' public welfare, and further clarifies the responsibility and mission of public hospitals in the healthy China strategy.