A light emitting device package comprising: a package body including silicon provided therein with first and second via holes; a first electrode disposed at one side of an upper portion of the package body and through the first via hole, the first electrode including a first upper electrode, a first via electrode formed in the first via hole, and a first lower electrode; a second electrode disposed at an opposite side of the upper portion of the package body and through the second via hole, the second electrode including a second upper electrode, a second via electrode formed in the second via hole, and a second lower electrode; a light emitting device connected with the first and second electrodes (151, 155); an insulating layer insulating the first and second electrodes (151, 155) from the package body; and a reflective layer disposed directly on the insulating layer and having a structure in which first and second media (131, 132) having different refractive indexes are alternately stacked, characterized in that the first and second media (131, 132) are alternately stacked on each other, the reflective layer comprising a stacked structure of an Al 2 O 3 layer and a TiO 2 layer, and the light emitting device being configured to emit light of blue wavelength, a thickness of the Al 2 O 3 layer being in a range of 680 Å to 730 Å, and a thickness of the TiO 2 layer being in a range of 480 Å to 515 Å, first and second doped layers (161, 163) being formed in a bottom surface of the package body and comprising an impurity having a polarity opposite to that of the package body, the first doped layer being connected between the package body and the first lower electrode, and the second doped layer being connected between the package body and the second lower electrode. a package body including silicon provided therein with first and second via holes; a first electrode disposed at one side of an upper portion of the package body and through the first via hole, the first electrode including a first upper electrode, a first via electrode formed in the first via hole, and a first lower electrode; a second electrode disposed at an opposite side of the upper portion of the package body and through the second via hole, the second electrode including a second upper electrode, a second via electrode formed in the second via hole, and a second lower electrode; a light emitting device connected with the first and second electrodes (151, 155); an insulating layer insulating the first and second electrodes (151, 155) from the package body; and a reflective layer disposed directly on the insulating layer and having a structure in which first and second media (131, 132) having different refractive indexes are alternately stacked, characterized in that the first and second media (131, 132) are alternately stacked on each other, the reflective layer comprising a stacked structure of an Al 2 O 3 layer and a TiO 2 layer, and the light emitting device being configured to emit light of blue wavelength, a thickness of the Al 2 O 3 layer being in a range of 680 Å to 730 Å, and a thickness of the TiO 2 layer being in a range of 480 Å to 515 Å, first and second doped layers (161, 163) being formed in a bottom surface of the package body and comprising an impurity having a polarity opposite to that of the package body, the first doped layer being connected between the package body and the first lower electrode, and the second doped layer being connected between the package body and the second lower electrode.