Constant-temperature school uniform

The utility model discloses a constant-temperature school uniform which comprises a uniform body, sleeves and a pocket, a neck pocket is arranged on the neck of the uniform body, two interlayers are arranged on the back of the uniform body, and silica gel heating pieces are placed in the two interlayers respectively. A first hook-and-loop fastener is arranged at the joint of the garment body and the neck bag, a second hook-and-loop fastener is sewn on the back face of the neck bag, LED lamps and loudspeakers are sewn at the two ends of the interior of the neck bag, the LED lamps and the loudspeakers are placed in an overlapped mode, a lithium battery is sewn in the center of the interior of the neck bag, and the receiver and the controller are located at the two ends of the lithium battery. When the clothes body needs to provide a heating effect; the silica gel heating sheet needs to be stuffed into the interlayer in the clothes body; the neck bag is connected with the silica gel heating piece through the con