Abstract: A card storage apparatus includes a box body. At least one side of the box body is provided with an accommodating slot, a main control panel, a battery and a sound generator are installed in the accommodating slot. The main control panel is provided with a Bluetooth main control chip and an antenna module, the Bluetooth main control chip is electrically connected to the battery, the sound generator and the antenna module, respectively. The main control panel, the battery and the sound generator are staggered. The card storage apparatus is novel in structure, and functional modules of a Bluetooth tracker are staggered and dispersed, so that a surface space of the card storage apparatus is fully utilized, and the portability thereof is improved.