With the development of urban economy, the residential areas on both sides of the ring road are becoming more and more prosperous, with more and more people living there, and the requirements for the environment will gradually increase. Therefore, it is urgent to solve the problem of road vehicle traffic noise on the highway. Metal louver hole sound barrier is a more commonly used style of road traffic sound insulation and noise reduction barrier. The metal louver hole sound barrier is not only easy to construct and maintain, but also has the characteristics of high structural strength, light weight, diverse and beautiful shapes, outstanding sound absorption performance, high fire resistance, strong corrosion resistance, and good anti-aging and impact resistance.