Weifang Luyang waterproof products material is manufactured within our 10,000 ㎡ factory on six advanced production lines, integrating bitumen membranes, polymer sheets, polyurethane coatings and self‑adhesive series. Every raw‑material batch receives incoming inspection, and finished goods complete multi‑item lab performance testing. Our product holds ISO and CE certification and supports mixed‑container combined order packing. We deliver sample assessment, material‑selection consultation and global shipment for over 50,000 worldwide construction‑industry cooperative clients.