A backlight module, comprising: a light guide plate including a light-entering surface, a light-exiting surface adjacent to the light-entering surface, and a back surface opposite to the light-exiting surface; a LED light bar including a plurality of LED lamps arranged at intervals, the LED light bar being arranged at a side of the light guide plate so as to emit the light to the light-entering surface of the light guide plate, and a gap being provided between the LED light bar and the light guide plate; a reflection member arranged outside the gap, a reflection surface of the reflection member facing the gap so as to reflect the light from the LED light bar toward the light-entering surface of the light guide plate, wherein the reflection member includes a first reflector arranged at a side of the light-exiting surface of the light guide plate, an end of the first reflector adjacent to the light guide plate is inclined toward the light-exiting surface of the light guide plate, and there is a first inclination angle between a reflection surface of the first reflector and the light-exiting surface of the light guide plate; wherein the reflection member further includes a second reflector arranged opposite to the first reflector, an end of the second reflector adjacent to the light guide plate is inclined toward the back surface of the light guide plate, and there is a second inclination angle between a reflection surface of the second reflector and the back surface of the light guide plate, and wherein the first reflector and the second reflector form a reflection cover between the LED light bar and the light guide plate so as to surround the light source, and the reflection cover converges to an end adjacent to the light guide plate 100 from an end adjacent to the LED light bar; characterized in that, first regions and second regions are arranged on the reflection surface of the reflection member at intervals, a position of each first region corresponds to a position of each LED lamp, a position of each second region corresponds to a position between two adjacent LED lamps or a position outside of the LED lamps on the end of the LED light bar, and the first region has a reflective index less than the second region; the first inclination angle is about 8° to 28°. a light guide plate including a light-entering surface, a light-exiting surface adjacent to the light-entering surface, and a back surface opposite to the light-exiting surface; a LED light bar including a plurality of LED lamps arranged at intervals, the LED light bar being arranged at a side of the light guide plate so as to emit the light to the light-entering surface of the light guide plate, and a gap being provided between the LED light bar and the light guide plate; a reflection member arranged outside the gap, a reflection surface of the reflection member facing the gap so as to reflect the light from the LED light bar toward the light-entering surface of the light guide plate, wherein the reflection member includes a first reflector arranged at a side of the light-exiting surface of the light guide plate, an end of the first reflector adjacent to the light guide plate is inclined toward the light-exiting surface of the light guide plate, and there is a first inclination angle between a reflection surface of the first reflector and the light-exiting surface of the light guide plate; wherein the reflection member further includes a second reflector arranged opposite to the first reflector, an end of the second reflector adjacent to the light guide plate is inclined toward the back surface of the light guide plate, and there is a second inclination angle between a reflection surface of the second reflector and the back surface of the light guide plate, and wherein the first reflector and the second reflector form a reflection cover between the LED light bar and the light guide plate so as to surround the light source, and the reflection cover converges to an end adjacent to the light guide plate 100 from an end adjacent to the LED light bar; characterized in that, first regions and second regions are arranged on the reflection surface of the reflection member at intervals, a position of each first region corresponds to a position of each LED lamp, a position of each second region corresponds to a position between two adjacent LED lamps or a position outside of the LED lamps on the end of the LED light bar, and the first region has a reflective index less than the second region; the first inclination angle is about 8° to 28°.