Lighting is an important part of modern life that can be said to be everywhere. It not only provides people with light to illuminate the darkness, but also adds a certain atmosphere and beauty to the environment. Lighting is an indispensable part of architecture. It can be purpose-made to achieve artistic and practical effects. In the field of interior lighting, a variety of different types and forms of lighting fixtures are used to meet different requirements. Its decorative performance is an important part of interior design. In the field of urban lighting, municipal light poles can be found in any city, with its main function being to provide safe road lighting. In addition to its practical and decorative uses, lighting is also a powerful platform of cultural expression. Many of the most iconic landmarks around the world are illuminated at night, from the Empire State building to the Eiffel Tower. Through such artistic lighting, the personality and cultural characteristics of the city are expressed, and at the same time, they become the focus of tourists attention and add radiance to them. In conclusion, lighting is an indispensable component of our modern world. Its decoration and function bring convenience and beauty to us, and also make our cities more dynamic and attractive.