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Throughout the long history of the printing industry, plate-making technology has consistently served as the crucial link between digital design and final output. From early manual tracing to modern digital imaging, this process has undergone several revolutionary transformations. This article provides an in-depth analysis of film-based plate-making—a traditional core technique—and compares it with contemporary methods such as CTP (Computer-to-Plate), flexographic plate-making, and gravure plate-making, offering a comprehensive understanding of their technical principles, application scenarios, and respective advantages and disadvantages. I. Film Plate Making: The Fundamental Process of Traditional Printing 1. What is film plate making? Film plate making, also known as film-based plate making, is a core process in traditional printing. Its essence involves transferring digital graphic information from a laser typesetter to a photosensitive film, which is then transferred using a plate ...