product thickness range 6 ~ 125μm. The first is from the German Bruckner Brückner company introduced the production line, the width of 6.3 meters, annual production capacity is 13,000 tons; second is a French company DMT production line, which is a three-layer co-extruded film BOPET production line, width 6.7 m, annual production capacity of 16,100 tons; third is a test line, manufactured by Mitsubishi Corporation of Japan, with an annual capacity of 1,500 tons. As of December 31, 2010, we produced 7,200 hours in the design calculations based on the total annual production capacity of 30,600 tons. Currently, the company is building a new thick BOPET film production line, annual production capacity of 23,000 tons, the product thickness range of 38-200μm, can produce widely used in electronic, electrical insulation, and TFT-LCD, and other industrial uses polyester film product.