In order to welcome the 2018 National Day. the Nanchuan city renovated the facade Lighting surrounding the Central. The project is located in the center of city, The 30 buildings use P42mm, P83mm, P120mm LED Mesh Screen, and the milky white cover makes it free from glare when viewed at close range. linked with other buildings, and shows different programs in different holidays. And joined the interaction with the square projection, linked with the 30 buildings in the central district, forming a shocking picture, interpreting the splendor of China’s development.