Pressure-in shelves consists of column disc, beams, rails, carrying car components. Between the front and rear multi-car beam to overlap phase, put the tray from the outside (or bins) trolley pushed back the stored goods will push the original goods entered. Trolley rides on the inclined goods are removed, the inside of the car will slide down automatically. Pressure-in shelves storage capacity, high utilization of space, suitable for small species, large quantities of goods, practices, last-out, purchase and shipping on the same side. Structural features: (1) As long as a main channel, respectively, can store about 4 Torr goods 8-care goods, improve the utilization of storage space; (2) compared to the truck through the shelves and do not take the path of the truck requirements are relatively low; (3) and through the shelves compared because the truck does not take the channel, so each layer can be a variety, specifications than the store shelves to be more variety through multiple layers.