The landscape lighting engineering is closely integrated with the composition of the square design, integrating various lighting environment spaces. It is necessary to meet the usage functions and the artistic style of the square lighting. According to people's visual needs, the clever movement of light and shadow is used to decorate and beautify the square landscape, creating a beautiful and comfortable visual environment for people. The urban square landscape lighting project, while meeting the requirements of functional lighting, allows the public to enjoy the beauty of combining lighting art and culture. The goal is to achieve low-carbon economy and green lighting, fully leverage the charm of artistic lighting, and create a unique, influential, and culturally rich urban square.