Shelf type shelf is particularly ideal for the box type of manual storage and access, with low cost and convenient disassembly and assembly. After the warehouse is moved, it can still be reused, and the number of floors and columns can be increased or decreased freely. Different floors and heights can be designed according to different high and low positions of the warehouse to maximize the space utilization. It is especially suitable for the storage of goods with small quantity, many kinds and frequent in and out of the warehouse. Various accessories are available for selection, so that its use range is suitable for the storage of goods of various sizes.