Aluminum Case, Tool Case, Record Case manufacturer / supplier in China, offering Center Pivot Hinge Horizontal Variable Corner Articulating Block Aluminum Stage Truss 290mm Conical Coupling Section (Customizable), Heavy Duty Aluminum Center Pivot Hinge Section for 12"X12" Tomas Bolt Truss Variable Angle Roofs (305X305mm Fits, Customizable), Heavy Duty 30"X30" Aluminum Truss Base Plate 762X762mm Ground Foundation Plate for 12X12 Inch Tomas Box Truss (10mm Thickness, Customizable) and so on.