Developed the world's leading level of a number of insulation, insulation, noise, wear-resistant, high temperature products: High-purity needle coke, graphite pyrolysis, Polymer nano-float high temperature, reinforced fiber, toughening carbon fiber, Kevlar, such as nanotechnology. Particularly hollow drift-and nano-enhanced glass fiber, by virtue of a good environmental products and high temperatures, high pressure, high-speed, high load the mechanical properties, has been recognized as the highest quality of the domestic market leading brands.