Abstract: The embodiments of the present disclosure disclose a display system, and Bluetooth audio play method and apparatus of the display system. The display system comprises: an image processing system comprising multiple signal input channels configured to process input information from respective interfaces respectively, and output audio information and image information; a display screen configured to output an image according to the received image information; and a Bluetooth processing system configured to switch the image processing system to one of the multiple signal input channels, capture audio information and image information output from the signal input channel to which the image processing system is currently switched, output the image information to the display screen, and convert the audio information into a Bluetooth signal and output the Bluetooth signal.

Abstract: The present disclosure discloses a mold frame, a backlight module and a display device. The mold frame includes sidewalls for limiting a periphery of a light guide plate and optical films in the backlight module, and a boss for limiting the light guide plate and the optical films in a direction perpendicular to an output surface of the light guide plate. The boss is provide with a recess opening towards the light guide plate. The recess is provided with a number of rollers therein in a lengthwise direction thereof. A diameter of the rollers is greater than a depth of the recess. The mold frame is applied to the backlight module. In assembly, the light guide plate, the light source and the optical films are placed in the mold frame.

Abstract: The present disclosure discloses a mold frame, a backlight module and a display device. The mold frame includes sidewalls for limiting a periphery of a light guide plate and optical films in the backlight module, and a boss for limiting the light guide plate and the optical films in a direction perpendicular to an output surface of the light guide plate. The boss is provide with a recess opening towards the light guide plate. The recess is provided with a number of rollers therein in a lengthwise direction thereof. A diameter of the rollers is greater than a depth of the recess. The mold frame is applied to the backlight module. In assembly, the light guide plate, the light source and the optical films are placed in the mold frame.