Through shelves, sheet by column, shelf, shelf bracket, roof beams and other accessories form rod truck to put the tray into the channel memory is also called into the shelves, suitable for storing large quantities and less variety of similar goods as long as the primary channel for leaving a truck can pass, high utilization of space, you can use the 80% of the total volume of the warehouse, shelf is relatively low cost.

Structural features:

(1) storage capacity and low cost.

(2) Each channel when storing the goods first be stored inside, then out sequentially stored and taken first by the external goods are shipped, again within the pickup, called the "last out." So it requires each channel for the same species, a single species and large cold storage prioritize the use of such shelves.

(3) Since the goods are placed in two different directions into the fork on the left and right direction of the shelf when the vertical and forklifts, which require relatively high on pallets, usually four-way fork into the well.