FPC shape cutting flexible circuit board, rigid flex joint circuit board contour shape (reinforcement board) flexible circuit board, rigid flex joint circuit board board board splitting processing rigid components installed, flexible circuit board splitting processing cover film cutting sensitive adhesive sheet, acrylic sheet, polyimide cover film organic film and other precision cutting polyimide film opening window organic solder mask layer opening window various organic films, coatings, thin metal coatings opening window 3M film