The australia led neon effect design of the led neon sign flex was conducted on the exhibition theme. The main task of light effect design is to display exhibits more perfectly through the shaping of light, and to spread information quickly and efficiently. The central task of light effect design is to use the expression of light to make the display situation run through themes and charts, so that a deeper understanding of the values of the exhibition and the values of the lifestyle represented by the visitors. According to the lighting design concept proposed by Richard Kelly (Richard Kelly), lighting is divided into three levels: ambient lighting, focused lighting, and dramatic lighting. His concept is well suited for demonstrating light effect design focusing on artistic and expressive light. Display lighting effect design can be summarized in three basic levels: ambient lighting, key lighting, and scene lighting