The design of space depends mainly on the design of space and the length of space. The height is 100 cm, making it easy for the operator to add garbage. The length and width of the waste should not be too large, the processing capacity should be appropriately improved treatment and use efficiency. It shouldn't be too high. Shapes should be user-friendly. Because after the initial crushing, the water content is greatly reduced and the compression rate is reduced to about 1/2 to 3/4. In order to compress more fully, the pressure sensor is added. The space size of each moving wall is 270×100×140 (L×W(h)mm3, no compression. The compression space is 270×25×140 (L×W) mm3.