The invention discloses a GPS positioning-based college teaching and administrative staff attendance system. The GPS positioning-based college teaching and administrative staff attendance system comprises a bracelet main body and a user terminal; the lower end of the bracelet main body is welded with the user terminal via a sliding panel; the left end and the right end of the user terminal are snapped onto the sliding panel respectively via sliding grooves; the left end of the sliding panel is connected with a fixed pulling plate via welding; the front end of the fixed pulling plate are inserted into the left side and the right side of the upper end of an automatic lock device; the lower end of an inner cavity of the automatic lock device is provided with an either-rotation motor; an output terminal of a controller is connected with a GPS positioning chip via wireless connection; and an output terminal of the GPS positioning chip is connected with input terminals of an alarming device, a display device, and a memorizer via wireless connection respectively. The GPS positioning-based college teaching and administrative staff attendance system is convenient to use, is capable of saving both time and energy, and can be used for effective attendance checking of college teaching and administrative staff so as to avoid early leaving and absence from duty, and increase teaching level of colleges.