Advertising apparatus with foldable display screens

An advertising apparatus, comprising:

• a first display screen;
• a second display screen;
• at least one hinge;
• and
• at least one locking component;
• wherein the first display screen and the second display screen are rotatably connected through the at least one hinge to allow flattening or folding with respect to each other;
• the at least one locking component comprises a connecting hook and a locking rod;
• the connecting hook is rotatably connected to the first display screen;
• the connecting hook comprises a rotation driving portion, and the rotation driving portion is exposed from a frame body of the first display screen;
• the locking rod is disposed at the second display screen;
• both the connecting hook and the locking rod are positioned at corresponding junction areas between the first display screen and the second display screen;
• when the first display screen and the second display screen are rotated to a flattened state, the connecting hook at the first display screen locks the locking rod at the second display screen to maintain the first display screen and the second display screen in the flattened state;
• a bottom base is disposed at one end of the second display screen opposite to the first display screen, a width of the bottom base does not exceed both widths of the first display screen and the second display screen;
• the bottom base is detachably connected to the second display screen;
• the bottom base comprises caster wheels at a lower end thereof;
• a housing of the bottom base internally comprises a speaker, a power board, an amplifier, and a display control card;
• the bottom base further comprises acoustic vents corresponding to the speaker and an interface mounting plate.