The invention provides a robot system and a display method. The robot system comprises at least two robots, at least two display screens, a display control device and a motion control device; the display control device is used for confirming the display content of the at least two display screens according to the positions of the display screens held by the robots and the to-be-displayed content; when the positions of the display screens held by the robots cannot correctly display the to-be-displayed content, the motion control device controls the robots to move the held display screens to the corresponding positions according to the display content of the at least two display screens, so as to form the to-be-displayed content. According to the scheme provided by the invention, a more flexible and variable display mode is supplied, more people can be attracted and the display effect can be promoted.