An upright-down back lighting module includes a frame, the base plate, many light-emitting components and light leading units. The frame includes the bottom and the round wall extended from the side of the bottom. The base plate is set in the bottom of the frame and the light-emitting components are set on the base plate. The light leading unit covers the light-emitting components and exposures part base plates. The light leading unit has the light output side and the light input side with the concave glass. So the invention has the good white light uniform. |