--- Both natural wood grain appearance, simple and natural; also reflects the lively rhythm of bright modern style, from wood to metal was crystal clear glass-like effect, provide a good visual. From the sound-absorbing, sound insulation to the reflector. 
 Characteristics --- frequency bandwidth, wide range, high reflectivity. 
 --- Change the traditional process extensive production of building materials, using modern computer-controlled equipment, large-scale standardized production, both to improve production efficiency, but also to ensure quality. Easy to install, standardized modular design, supporting installation of accessories, to ensure the installation fast, convenient, quality assurance of stability