Small flat suction screen printer uses a vacuum generator to generate suction force, is noiseless, has strong adsorption force, and completely replaces manual screen printing, solving the problems of unstable hand printing quality and slow printing speed. It has a compact appearance, fast running speed, stable performance, and high precision. It can form a screen printing production line in a smaller factory space, and is especially suitable for screen printing of surface patterns on PVC films, paper, nameplates, and various films.