1. After an accident occurs, the body can be covered with emergency blanket to prevent the body temperature from dropping sharply; 2. The vehicle breaks down in cold areas or at night, and the body can be kept warm with emergency blanket; 3. Emergency blanket can be used as reflective film, send a signal to the camp rescuer; 4. In rainy days, emergency blanket can be used as a poncho; It can be opened as a canopy; 5. Parking under direct sunlight in summer and covering emergency blanket glass with car windshield can reduce the heat absorption in the car; 6. Put a emergency blanket in the sleeping bag, it is very good to keep warm; 7. Other suitable occasions.