Polycarbonate (PC) not only has the strength similar to non-ferrous metals, but also has the ductility and strong toughness. Its impact strength is extremely high. It cannot be destroyed by hammering with a hammer, and it can withstand the explosion of the TV screen. Polycarbonate has excellent transparency and can be applied with any coloration. Due to the above-mentioned excellent properties of polycarbonate, it has been widely used in various safety lampshades, signal lights, transparent protective plates for stadiums and stadiums, lighting glass, high-rise building glass, automobile reflectors, windshield plates, aircraft cabin glass, motorcycles. Car driving helmet. The most heavily used markets are computers, office equipment, automobiles, alternative glass and sheet, and CDs and DVDs are one of the most promising markets.