A light-emitting device comprising: a body; a plurality of lead frames (421, 431) on the body; a light-emitting chip disposed on at least one of the plurality of lead frames and electrically connected to the plurality of lead frames; and a reflective frame having an opening portion for opening an upper portion of the light-emitting chip and disposed on the body, wherein the light-emitting chip comprises a first side surface, a second side surface adjacent to the first side surface, and a corner region between the first and second side surfaces (S1,S2), an inner surface disposed around the opening portion of the reflective frame comprises a first reflective region adjacent to the first side surface of the light-emitting chip, a second reflective region adjacent to the second side surface of the light-emitting chip, and a third reflective region adjacent to the corner region of the light-emitting chip, wherein the reflective frame is disposed around the light-emitting chip and disposed on the plurality of lead frames, wherein the inner surface of the opening portion is inclined, wherein the first to third reflective regions (S11,S12,S13) in the inner surface of the opening portion have an inclination, and the third reflective region has an inclination greater than that of each of the first and second reflective regions (S11,S12), wherein the first reflective region is disposed on a first axis direction, the second reflective region is disposed on a second axis direction, and the third reflective region is disposed on the third axis direction, and wherein the third axis direction is a diagonal direction having an isogonic angle with respect to the first and second axes (X and Y) between the first and second axes, characterized in that the inner surface of the opening portion gradually increases in inclination approaching the third axis, and in that a width in the first axis direction and a width in the second axis direction of a top surface of the opening portion is greater than a width of the top surface in the third axis direction. a body; a plurality of lead frames (421, 431) on the body; a light-emitting chip disposed on at least one of the plurality of lead frames and electrically connected to the plurality of lead frames; and a reflective frame having an opening portion for opening an upper portion of the light-emitting chip and disposed on the body, wherein the light-emitting chip comprises a first side surface, a second side surface adjacent to the first side surface, and a corner region between the first and second side surfaces (S1,S2), an inner surface disposed around the opening portion of the reflective frame comprises a first reflective region adjacent to the first side surface of the light-emitting chip, a second reflective region adjacent to the second side surface of the light-emitting chip, and a third reflective region adjacent to the corner region of the light-emitting chip, wherein the reflective frame is disposed around the light-emitting chip and disposed on the plurality of lead frames, wherein the inner surface of the opening portion is inclined, wherein the first to third reflective regions (S11,S12,S13) in the inner surface of the opening portion have an inclination, and the third reflective region has an inclination greater than that of each of the first and second reflective regions (S11,S12), wherein the first reflective region is disposed on a first axis direction, the second reflective region is disposed on a second axis direction, and the third reflective region is disposed on the third axis direction, and wherein the third axis direction is a diagonal direction having an isogonic angle with respect to the first and second axes (X and Y) between the first and second axes, characterized in that the inner surface of the opening portion gradually increases in inclination approaching the third axis, and in that a width in the first axis direction and a width in the second axis direction of a top surface of the opening portion is greater than a width of the top surface in the third axis direction.