Screen printing belongs to the hole plate printing, which is known as the four major printing methods with flat, convex, and intaglio. Hole printing includes transcription, mesh flower version, stencil printing and screen printing etc.. The principle of the hole printing is that the ink plate can be made on the base of printing plate or other plates. When printing, the ink can be transferred to the substrate (paper, ceramics, etc.) through the hole of the hole to form image or text through a certain pressure. Stencil stencil printing is the most simple, began in the late nineteenth Century. This is printed in a special Lazhi, made Lazhi graphical version by a typewriter or stylus, in the paper edition with roll printing ink, substrate can get ideal printing effect. In the hole plate printing, the most widely used is silk screen printing. Screen printing is to screen silk fabric, synthetic fiber fabric or metal wire mesh on the net frame, and make screen printing plates by hand carved film or photochemical plate making. Modern screen printing technology is making screen by photoengraving method using photosensitive material (screen hole in the screen for the hole hole, and part of the screen rather than the graphic part of the blocked). Through the extrusion of the scraper, the ink is transferred to the printed material through the mesh of the graph and text to form the same graphic as the original. The screen printing equipment is simple, easy to operate, simple in printing and plate making, low in cost and strong in adaptability. Printing screen printing application scope is broad common: color paintings, posters, name card is designed to cover commodity signs and textile printing and dyeing etc..