Automatic barrier gate is with 3 meters boom, and is designed for road traffic,when there are vehicles or passing by, the boom can be opened manually or automatically to ensure the safe passage of vehicles.
Grooved acoustic board is the material with specific shape to reduce the effect of the noise. Woody sound-absorbing board is based on acoustics principle delicate to process, it made of material of facing, core and sound-absorbing thin felt.
Corrugated polycarbonate sheets are usually used in roof structures, and different environments have different requirements for the light transmittance of the sheets.