A multi-staging lay-up breeding facility is provided that includes a lay-out device. A first monolayer spaced from the bottom to a first height and having a plurality of feeders； A second monolayer spaced apart from the first monolayer to a second height and having a plurality of negatives and a plurality of scattering and confinement transport devices； A third monolayer spaced from the second monolayer to a third height and having a plurality of perches； And an interlayer movement facility installed in an outer space of each of the monolayers so as to facilitate the movement of the laying hens from the floor to the first monolayer, the second monolayer, and the third monolayer, The scattering image includes a scattering floor mat having an inclination of 6 to 10 degrees at the top of the bottom portion, lowering the rear portion and heightening the front portion； An egg outlet formed between the rear bulkhead of the scattering surface and the rear surface of the scattering upper floor mat； And a driving unit connected to a driving device driven by a control signal of the control unit, wherein a rotary shaft installed in the vicinity of an upper end of the rear bulkhead and an end mounted on the rotary shaft are rotated about the rotary shaft toward the laying- Layers of the laying hens； A laying out apparatus comprising a laying heel； Wherein the control unit controls the laying-out plate to be positioned at an angle of 40 to 50 degrees from the rear barrier rib position toward the laying gate entrance in the daytime, and folds the laying-out plate in parallel with the rear partitioning wall at night The multi-staging system includes a multi-staging system for laying hens.산란계 퇴출장치를 포함하는 다단식 산란계 사육시설이 제공된다. 바닥으로부터 제1 높이로 이격되어 설치되며, 다수개의 급이기가 설치되는 제1 단층； 상기 제1단층으로부터 제2 높이로 이격되어 설치되며, 다수개의 음수기와 복수의 산란상 및 집란이송장치가 설치되는 제2단층； 상기 제2 단층으로부터 제3 높이로 이격되어 설치되며, 다수개의 횃대가 설치되는 제3단층； 및 상기 바닥으로부터 상기 제1단층, 제2단층 및 제3단층으로 산란계들의 이동이 용이하도록 각 단층의 외부 측 공간에 설치되는 층간 이동시설；을 포함하며,상기 산란상
