Lighting plays a very important role in our life. It can beautify our environment, create atmosphere and bring us convenience. In the past, people use candles or wood and oil lamps to light the room. They have their own limitations in providing the amount of light needed and in the duration of the illumination. But with the development of science and technology, artificial lighting devices have gradually become an essential part of our lives. Modern lighting includes a variety of lighting forms, such as incandescent lamps, fluorescent lamps, halogen lamps, LED lamps, and laser lighting. Each type of lighting has its own unique features and benefits. For example, LED lighting has long life, high energy efficiency and rich color, while fluorescent lamps are economical and have better color rendering. Lighting products, such as desk lamps, floor lamps and wall sconces, are widely used in our home interior decoration. The appropriate selection of lighting can greatly improve the visual effect of the space. A variety of dimmers, switches, and sensors are available to enhance and adjust the light output for various occasions.For outdoor lighting, a variety of post lamps, path lights and spotlights are availble. The advantage of these outdoor lighting products are mainly in energy saving and long life span. Lighting is an important part of our life. With the popularization of various kinds of lighting products, people have a better living environment and more diverse lighting choices. Enjoying the beauty of wonderful lighting and creating a pleasant indoor environment have become the pursuit of many people.