Lighting plays a very important role in our lives, no matter it's work or leisure. A well-designed lighting plan can bring happiness and comfort at home. But lighting can also cause a variety of indoor lighting problems, such as glare, uncomfortable shadows, light pollution and so on. The use of light directly affects the health and the quality of life of people, including physical and mental well-being. Therefore, the right choice of lighting is of great importance. According to the different characteristics of the areas, different lighting techniques and products should be adopted, such as natural diffuse light, incandescent lamps, compact fluorescent lamps, etc. Besides, artificial lighting should be used in combination with natural light. In daily life, lighting also has an important influence on energy efficiency. Considering energy saving and environmental protection, people can use LED lighting products for efficient lighting. LED lights have a long service life, almost four times longer than traditional bulbs, and use very little electricity. Lighting is of great significance in our daily life. Not only can it provide a good visual environment but also help us to save a lot of energy. By making a reasonable lighting plan, we can effectively improve the quality of life.