The variable pet box of this creation is by the stubborn folding sizing of a plate substrate with predetermined overall dimensions, and plate substrate system is integrally formed with one and encloses portion and at least a shaping sector； And equipped with an at least fixinig plate and at least one for the corresponding insertion of fixinig plate grooving, be pre-machined to form a stubborn broken line between each fixinig plate and lateral plate set by it. In order to for consumer according to pre-set stubborn broken line, script is converted into preset appearance type body use in flat plate substrate is integrally stubborn, and using set shaping sector, increase the external form variation effect of variable pet box, it is outstanding to be suitble to use as pet box or cat litter box, it helps what and promotes feeding master and interacting between pet； And can break when selling and be converted into the packaging box-like body of height down, collocation places pet related supplies and sells use together, relatively more market competitiveness.本創作之可變寵物箱，係由一具有預定外型尺寸的板片基材拗折定型，其板片基材係一體設有一圍部及至少一造型部；以及，設有至少一固定片及至少一供固定片對應插入的切槽，各固定片與其所設置的側片之間預先加工形成一拗折線。俾可供消費者依照預先設置的拗折線，將原本呈平板狀的板片基材一體拗折成預先設定的外觀型體使用，並且可利用所設置的造型部，增加可變寵物箱之外型變化效果，尤適合做為寵物箱或貓砂盆使用，有助於提升飼主與寵物之間的互動；以及可在販售時，可拗折成高度縮減的包裝箱形體，搭配放置寵物相關用品一起販售使用，相對更具市場競爭性。
