When handling ancient architectural lighting project, one thing cannot be ignored is the protection of ancient architectures. Therefore, the designer should pay attention to whether the use of the light source will damage the building. With particular attention to avoid infrared, ultraviolet and excessive lighting damage the ancient buildings painted and wood structure. At the same time, avoid mechanical damage. The best way is to hide the lamps and avoid damage to ancient architectures, but also not to hurt the beauty of them. The designer of Jiangsu Retop will make lighting plan according to structural features, decorative materials, decorative patterns and locating environment.