Black Polyimide Film manufacturer / supplier in China, offering Factory Supply Virgin Polypropylene (PP) Raw Material Resin Per Kg Raffia Grade PP Plastic Model L5e89 Pellet, 25um Polyimide Film Used for Electrical Insulation & Heat Resistence& label, High Temperature Heat Resistant 400 Degrees Silicone Glue Masking Pi Polyimide Film 0.025mm and so on.