The structure of sound barrier: the face is the plastic hole plate; the internal fillings are water-repellent E-fiber glass or water-proof noise absorption film and centrifugal compound glass fiber; the back plate is made of GFRP extruding materials.

Major advantages: 1. Selected materials and innovative structure, non-corrosion after exposing in the environment; 2. High strength,  and non-deforming; 3. Light weight , can reduce the acoustic shield base and the strength of column, and bring convenience to site installation; 4. Ideal landscape effects, different models that conform to the environment can be designed according to the customer's needs; 5. Excellent sound absorption effects, can satisfy the needs of various noise sensitivity; 6. Convenient maintenance, non-fading, easy washing and change after damage. 

At present, this product has been used for the acoustic shield projects for railway, expressway, subway, and etc.