Using Aluminum truss for your event - with it to make the performance place to fix your theme display, hung lights, hung sound at a concert, wedding party, outdoor party etc. RK is one stage truss manufacturer, provides clients these products at factory price.
RK build the brand "Smile": Ladder truss, triangle truss, box truss ( square truss ). Usually length on 0.5m0.5m / 1m 1.5m / 2m / 2.5m / 3m / 3.5m / 4m, made of material aluminium type t6, main pipe d=50mm and thickness=3mm.
Above is standard models, in fact RK can design and make by your requirement.