... has been established in 1995 as a professional manufacturers of ROLL FORMING MALCHINE. We use AUTO CAD design software. ... machine in China. We manufacture various kinds of roll forming machine for producing the following products. Such as Roof Tile, ... Z Purlin, Highway Guardrail, Sandwich Panel, Container Board, Car Panel, Roll Shutter Door, Downspout, Decorated gusset, Steel Pipe...etc.Our products ...