With a remote video system, doctors can diagnose(诊断) patients without seeing them in person. Also, doctors from different hospitals can have a meeting by using the system at the same time. This saves a lot of time. Both Huoshenshan Hospital and Leishenshan Hospital have this system.

In some rural(农村的) places, the police use drones to monitor people in groups. When the drone finds big groups of people, the police will warn them through the loudspeaker on the drone. In some places, people also use drones to disinfect(消毒) their communities.

A company in Shanghai printed 15 rooms by using 3D technology. They sent the rooms to Hubei for patients to live in. It only took one 3D printer 24 hours to build all these rooms. Each room is about the same size as your bedroom.   

At the Mudanyuan subway station in Beijing, an AI system can check people in crowds quickly to see if they have fevers. When people pass by, the system scans people’s faces. The system can check about 300 people in one minute.

In some hospitals, smart robots helped to deliver food to patients to reduce the risk of infection(传染). The robots also helped to hand out medicine and show the way to people.