An apparatus for pressing a secondary battery, the apparatus comprising: a disposing member on which the secondary battery comprising an electrode assembly and a pouch is disposed; and a pressing member configured to press the secondary battery disposed on the disposing member, wherein the pressing member comprises: an accommodation part pressing jig configured to press an accommodation part of the pouch, in which the electrode assembly is accommodated, in the pouch of the secondary battery disposed on the disposing member; and a sealing part pressing jig configured to press a sealing part formed along an edge surface of the accommodation part in the pouch of the secondary battery disposed on the disposing member, wherein the sealing part pressing jig is coupled to a surface of the accommodation part pressing jig corresponding to the sealing part to press the sealing part through pressing force transmitted from the accommodation part pressing jig, characterized in that the sealing part pressing jig is formed by assembling a plurality of pressing blocks, the plurality of pressing blocks comprises a first pressing block coupled to the accommodation part pressing jig, a second pressing block configured to press the sealing part, and one or more third pressing blocks disposed between the first pressing block and the second pressing block, and each of the first and second pressing block (122a, 122b) has rigidity greater than that of each of the third pressing blocks. a disposing member on which the secondary battery comprising an electrode assembly and a pouch is disposed; and a pressing member configured to press the secondary battery disposed on the disposing member, wherein the pressing member comprises: an accommodation part pressing jig configured to press an accommodation part of the pouch, in which the electrode assembly is accommodated, in the pouch of the secondary battery disposed on the disposing member; and a sealing part pressing jig configured to press a sealing part formed along an edge surface of the accommodation part in the pouch of the secondary battery disposed on the disposing member, an accommodation part pressing jig configured to press an accommodation part of the pouch, in which the electrode assembly is accommodated, in the pouch of the secondary battery disposed on the disposing member; and a sealing part pressing jig configured to press a sealing part formed along an edge surface of the accommodation part in the pouch of the secondary battery disposed on the disposing member, wherein the sealing part pressing jig is coupled to a surface of the accommodation part pressing jig corresponding to the sealing part to press the sealing part through pressing force transmitted from the accommodation part pressing jig, characterized in that the sealing part pressing jig is formed by assembling a plurality of pressing blocks, the plurality of pressing blocks comprises a first pressing block coupled to the accommodation part pressing jig, a second pressing block configured to press the sealing part, and one or more third pressing blocks disposed between the first pressing block and the second pressing block, and each of the first and second pressing block (122a, 122b) has rigidity greater than that of each of the third pressing blocks.