“…In ancient times, people first discovered that inks could be printed on paper, bamboo, and metal. , Later, with the development of technology, clay printing, cork carving, and color-changing methods appeared successively. − Although modern production lines and equipment optimize the flow of the traditional printing process, it still has some shortcomings. Generally, the processing technology of the conventional printing method is complicated, time-consuming, inefficient, and environmentally unfriendly. , Therefore, in consideration of adapting to rapid consumption, people always try to develop more advanced technology to replace the conventional.…”