ROTH Composite Machinery GmbH is a market leader in providing state of art composite machinery with more than half century history of advanced production. It provided the first automation line of filament winding machine in the world.The product category is mainly (I) filament winding machine and its automated line covering Hydrogen tank, LPG tank, CNG, tube, storage tank, wind mill, high voltage insulation as well as aerospace etc.; (II) turnkey project from engineering design, prototype manufacturing to various certified tests for LPG, CNG, H2 tank; (III) one step or two step prepreg machines, film making machines for hot melt process; combined process of thermoset and thermoplastic process; curing oven and mandrel pulling devices and so on.