The current paper cutting machine is roughly divided into three categories, including manual paper cutting machine, electric paper cutting machine and hydraulic paper cutting machine; manual paper cutting machine is the most traditional paper cutting machine, also known as cutting knife, and the paper cutting width is small , Generally used for simple text cutting processing; while electric paper cutter is controlled by pure mechanical structure, the paper cutting is convenient, suitable for batch processing of documents; hydraulic paper cutter is internal structure containing hydraulic oil, hydraulic oil Operation, to control the operation of the cutter, because the electric paper cutter may not cut through when cutting some soft paper, which is not suitable for some industries that need to process a variety of paper materials. The hydraulic paper cutter can cut text from various materials such as rice paper, leather, and paper, and has fast processing speed, so it is widely used in libraries, printing and publishing.