This application currently only applies to wards with VSC system. The VSC system uses the mobile device to control the common hardware facilities in the ward through voice or touch, including electric bed lift lighting, curtain opening and closing. TV switch, linking nursing station emergency helper bells and other functions to achieve the goal of establishing a patient-centered smart ward. In addition, the VSC system also collects patient behavior information through internet links. In the future, the patients hospitalization needs can be further understood from the big data analysis of patient behavior in order to provide optimal wisdom care.