It is also the professional committee of Theatre Construction Technology of China Dance Art Society and the member unit of the China Acoustical Society.
3D graphics have their own cavity, which has a significant effect on the absorption of the lower frequency sound compared to flat plates and the concave and convex part can fully diffuse some extra sound rays, which can achieve full-frequency sound absorption and diffusion.
3D Polyester Acoustic Panels are environmentally friendly sound absorption board. They have more advantage than the traditional mostly used sound control panel glass wool