Weifang Hongyuan Waterproof Materials Co., Ltd. is one of the most powerful enterprises of waterproof materials with collecting scientific researching and developing, producing and selling, designing and construction as one body. Our company introduces into full sets advanced equipment with abundant technology power. Our company can produce all kinds of waterproof materials. The annual output of SBS/APP modified bitumen waterproof membrane is fifteen million square meters, three million square meters of colored asphalt shingles, five million square meters of HY120 series polythene and polypropylene polymer waterproof membrane, two million square meters of self adhesive bitumen membrane, etc. We also produce modified bitumen membrane for road and bridge, PVC waterproof membrane, EPDM waterproof membrane, spun bonded polypropylene non-woven fabric, colored polyurethane coating, acrylic