About Product:Photosensitive seals do not need to be printed, they are printed and dried, clean and convenient, with clear writing, repeated oil filling, long service life and plain and clear printed. Photosensitive seals do not need stamping pad, ink pad, can be repeatedly oiled, continuous stamping, imprinting is clear and not deformed, that is, the cover is dry, easy to carry and so on. The photosensitive seal has a service life of more than 10,000 times as long as the ink is replenished, and the print does not fade.