The invention discloses an intelligent aged-nursing management system based on a digital television, and relates to the field of intelligent aged-nursing management systems. The system includes an intelligent aged-nursing center of the digital television, an intelligent aged-nursing management cloud platform, mobile terminals, a visual talkback system, an alarm system, a speech system and an imagerecognition system. The mobile terminals establish connections with the intelligent aged-nursing center of the digital television through the intelligent aged-nursing management cloud platform. The visual talkback system, the alarm system, the speech system and the image recognition system are connected with the intelligent aged-nursing center of the digital television. The intelligent aged-nursing center of the digital television includes a supermarket unit, a housekeeping service unit, a pharmacy unit, a family doctor unit, an information pushing unit and a timing reminding unit. The alarmsystem includes a security-monitoring alarm module, a voice-control alarm module and an abnormal-work-and-rest alarm module. The system integrates functions of on-network shopping, medical health protection, hourly services, sudden abnormality alarms, visual talkback, security protection and the like into one.