Health Cloud, commonly known as Shanghai Health Cloud Reservation. Based on the data of residents' electronic health records, Health Cloud has gradually become the general entrance to coordinate health information for the benefit of the people and provide residents with a unified health service platform. Check the health records at any time, and easily check the medical information and personal signs of public medical institutions. After five years of unremitting efforts by hundreds of well-known experts and engineers, Health Cloud has successfully owned two national invention patents.