Puyang Zhongde Petroleum Resins Co., Ltd. is specialized in manufacture & export hydrocarbon resins, by-product of hydrocarbon resins and related products. Our hydrocarbon resins main include c9 hydrocarbon resins, c5 hydrocarbon resins, DCPD hydrocarbon resins which are widely used in adhesive, hot-melt adhesive, hot-melt road marking paint, rubber synthetic, sealant, paint, printing ink, etc.