To construct a system capable of not only making it possible to watch TV but also giving fully interesting promotions to each player inside a game hall.

A liquid crystal monitor 10 is attached to each of a plurality of game tables 20 of an island 4 by utilizing an inter-stand machine 21. An attaching position is the upper part of the game table 20 but can be a center part in the height direction. Then, for instance, the display contents of the liquid crystal monitor 10 are turned to video images for a new table introducing promotion produced by the manufacturer or the like of the game table relating to the game table 20. By projecting a promotion video produced by a game table maker on the liquid crystal monitor 10 at appropriate time after a model is selected and examined until it is newly introduced, the player is informed about the fact that a new table is to be introduced soon, and a new model introducing effect is increased compared with the conventional case of depending on oral communication and posters, etc.