Lighting is the use of light to control the atmosphere or effect in the environment. Lighting plays an important role in creating an atmosphere or mood in daily life. It can also provide safety, security and efficiency. Lighting has a long history. In the past, it was mainly used for illumination, but now it has become a decorative function as well. Natural lighting is the most primitive form of lighting. Later, candles, oil lamps and gas lamps evolved as the main lighting tools. Nowadays, electric lighting has widely adopted, It is making life easier and more comfortable. Lighting can be divided into different types. Ambient lighting gives a comfortable light to a room to allow activities such as reading and eating. Accent lighting are mainly used to highlight or emphasize a specific area or object in the environment. Task lighting is used to provide a specific area with concentrated light for specific tasks. Lighting is an important element in interior design. Through its various forms of decoration, lighting can create atmosphere and convey emotion. Additionally, the color of lighting can also create different emotions, Warm light can create a quiet and comfortable atmosphere, cool light can create confidence, passion and alertness. In conclusion, lighting plays an important role in our life. Whether in terms of atmosphere or task, it can greatly improve people's work efficiency and happiness.