Warehouse racking according to the size of the stores of the formation of the person, the volume of business varieties to work out a reasonable distance, warehouse racking general said one should be in 1.6 ~ 4.5 meters, and between the time shall be no less than 1.2 channel is ~ 2 meters between. The distance between the warehouse racking should ensure that the passenger flow. Small shops to meet the door wall set warehouse racking is not a problem, large food stores, department stores and clothing store, etc.