With the development of the times and the advancement of technology, people's lifestyles have become more convenient. For printing, which is now in demand, it does not need to be in a special printing shop. It only needs a self-service printer to do it all. Where can self-service printers be applied? Self-service printers can be used in campuses with large printing needs, effectively solving printing problems for teachers and students. In the past, printing in schools was done through print shops, and when there were a lot of people, there would always be long queues. But now with self-service printers, people can print freely anytime and anywhere without queuing or Crowded, easy to complete printing tasks. Figure: Self-service printers Self-service printers can also be used in libraries, communities and other places. Because self-service printers are small in size, flexible to install, simple to operate, and convenient to print, they can be installed in libraries and communities to facilitate people to complete the entire printing process and realize smart printing. Self-service printers can also be used in shopping malls, in addition to printing and copying functions, but also photo printing and other functions, for people's sisters in many aspects of printing needs.