and the photosensitive dry film market has broad development space

photosensitive dry film, also known as dry film photoresist, is a special material for printed circuit board (pcb) manufacturing. photosensitive dry film usually consists of three parts: polyethylene film (pe), photoresist film, and polyester film (pet). the main component of photoresist film is photosensitive material, which is the core material of photosensitive dry film. in…