Black Polyimide Film manufacturer / supplier in China, offering 0.125mm, 0.15mm Electrical Insulation Polyimide Pi Film for Making Polyimide Silicon Adhesive Tapes, High Temperature Heat Resistant 0.5mil, 1mil Polyimide Pi Tape Film Amber and Yellow Color, 7.5um Thickness Electrical Insulation Matt Black Polyimide Pi Film for Coverlay and so on.