LED PANEL LAMP HAVING LIGHT-EMITTING FRONT SURFACE AND BACK SURFACE

An LED panel lamp having a light-emitting front surface and back surface comprises: a bottom housing (1) and an LED light source; a back board (2) detachably connected to a top portion of the bottom housing (1); an FPC flexible board (3); a light guide assembly sandwiched between the back board (2) and the FPC flexible board (3); a mounting base (6) fastened to a bottom portion of the bottom housing (1); and a light mixing piece (7) configured to be transparent or in a specified color, detachably connected to an edge of the bottom portion of the bottom housing (1), and used to mix light emitted by the back surface. The product has an improved structure, and light is introduced into the light mixing piece by means of an outer edge slot (9) so as to leverage and convert lost light into visible light, such that the environment is effectively contrasted, and upper and lower surfaces emit light. The bottom housing (1) of the lamp can be quickly coupled to the mounting base (6), such that the mounting is rapid and