Since its establishment, Jiangsu Peison Advanced Materials and Technology Co., Ltd has focused on polyimide functional plastic, especially in its R&D, production, sales and relevant technological services. PEISON is aimed to develop polyimide films with superior characters, and satisfy the demands of expanding in micro-electronics industry, so PEISON film will supply the gap in domestic and break through the monopoly from abroad. Meanwhile, it also could be applied in advanced industries of aircraft and spaceflight, automobile and national defense, and accelerates the technology development in relevant areas, such as electrons, micro-electrical motor, and precision machinery. Furthermore, there is a promising future for polyimide film in the market.