You can only apply for invoicing after the physical approval of the order is completed. The specific method is to open the Alipay client, and then search for "medical appointment" in the top search bar to enter the medical appointment service.
Then click the "My" icon in the lower right corner, and then click the "View All Orders" button on the right side of the "My Orders" column.
Find the order to apply for invoicing, and click Apply for Invoicing.
"Health Cloud" refers to providing hospital management and resident health record management application services for all hospitals and related medical institutions in the area where the cloud computing industry base is located in the form of SaaS (software as a service).