EPDM waterproof membrane adopts cold feed extrusion continuous vulcanization process equipment with international advanced level, EPDM produced by DuPont in the United States and domestic high-quality raw paving materials are selected, and processing additives such as carbon black reinforcing agent, nano-modifier, plasticizer and vulcanization accelerator are added. After internal mixing, refining, filtration, extrusion molding, continuous vulcanization and inspection, the high-elasticity synthetic polymer waterproof membrane is processed. This product can be welded and is recognized as the king of waterproof in the world.