LPG Gas Cylinder Production Line, Cable Machinery, Cylinder Welding Machine manufacturer / supplier in China, offering 2" and 3/4" Steel Barrel Drum Container Closure, Plug Bung, Steel Drum Body Forming Equipment - Industrial 220L Barrel Manufacturing Vertical/Horizontal Welding Flanging Beading Seaming Machine, LPG Cylinder Production Disc Decoiling, Straightening and Blanking Line and so on.