The present disclosure provides a light strip, including a circuit board. A plurality of LEDs is arranged on the circuit board and spaced apart from each other in an extension direction of the circuit board, a positive connection end and a plurality of negative connection ends are arranged on the circuit board, and a plurality of LEDs is coupled between each negative connection end and the positive connection end. A plurality of LEDs between the first negative connection end and the positive connection end includes a head-end LED and a tail-end LED. The plurality of LEDs between the first negative connection end and the positive connection end includes a first LED and a second LED arranged at opposite sides of a first position in the extension direction of the circuit board. The present disclosure further provides a backlight module and a display module.