severe weather such as high temperature. According to the Shanghai Municipal Bureau of Greening and City Appearance's Emergency Plan for Emergency Disposal of Outdoor Advertising, Outdoor Signboards and Landscape Lighting Facilities, Jing 'an District City Appearance and Landscape Management Office takes emergency response measures during severe weather such as high temperature, and the lights in the landscape area should be turned off. Doing a good job of turning off the lights during the warm period, on the one hand, avoids the potential safety hazards caused by overheating loading of lighting facilities, on the other hand, maximizes the power supply to the people on the premise of ensuring urban lighting safety and social stability.