Polydicyclopentadiene is a thermosetting resin, can be injection molded into a variety of parts and components, excellent processing performance, high production efficiency, coupled with its excellent physical properties, low cost, can replace the steel plate, castings, glass fiber reinforced plastic and other materials, are widely used in the chlor-alkali industry, medical equipment, automobiles, ships, transmission machinery, mechanical shells, sports and recreational goods, daily-use plastics, environmental protection and other industries, the market space continues to expand.