Lighting has been used by humans since ancient times, with the development of science and technology, its application has become more and more extensive. The application of lighting can be divided into two categories, industrial lighting and domestic lighting. Industrial lighting is mainly used in factories, shops and other places. Its main role is to help the operator to see the procedure, ensure the safety of equipment and personnel in production. Domestic lighting mainly includes ceiling lights, wall lights, table lamps, floor lamps and other common lighting. It is mainly used to make people feel comfortable and provide illumination. LED lighting is the most advanced lighting technology in today's lighting. Compared with traditional lighting, LED lighting has the advantages of energy saving, safety and environmental protection. Due to its many advantages, LED lighting has been widely used in various industries. It has great application potential in energy-saving lighting, emergency lighting, smart lighting and new energy lighting. The development of lighting technology has provided better illumination for human life and work, and created better living conditions and broader application space. With the continuous development of science and technology, we believe that lighting will continue to improve and bring more convenience to us.