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Printing is a necessary tool for the diffusion of knowledge and culture. The emergence of this industry has reduced the difficulty of communication by orders of magnitude and is a catalyst for the development of human civilization. The printing industry has a long history with the footsteps of culture. From the movable type printing in the 11th century, to the invention of the printing press integrating related technologies in the 15th century, to the photo-etching gravure technology that appeared in the 19th century, and the ... more