Aluminum truss is also called truss trus rack. Generally by 6061-T6 aluminum after cutting, processing, welding, polishing, painting and other treatment combination of a widely used performance exhibition, event celebration, background arrangement, lighting sound hanging system. According to the site, can be built into a variety of large, medium and small different specifications of truss system, and can be flexible combination according to specific requirements. Lightweight quality, easy to build and transport, the maximum span can reach more than 30 meters, aluminum pressure resistance and corrosion resistance is very strong. By shape can be divided into four (corner) racks, triangular frames and special-shaped frames. By installation category can be divided into pin trusses and screw trusses.