Abstract: A LiBr aqueous solution apparatus of the horizontal suction type freezer, comprising a main injection pipe for guiding a LiBr aqueous solution contained therein and the main injection pipe being connected to a regenerator, a sub-injection pipe coupled to one end of a lower portion of the main injection pipe, an injection blade rotatably connected to a circumferential portion of the sub-injection pipe, a plurality of injection holes alternatively formed at one side of an opposite surface, and, through holes formed with a center portion of the injection blade.