Drive in racking , also knows as through racking, usually consist of upright, top beam , bracing, pallet support rail, 
arm and other accessories. It’s suitable for large amount of cargo with small number of kinds, especially standard 
goods units, Compare with other racking system , Drive in racking has higher utility rato of warehouse. Because each aisle
has several pallet support rail, Pallets are put on it one after another. The goods are stored and taken by forklift tucks, electric
truck, or narrow aisle turret tucks. And goods can be’’ first in last out’’ process

Normally Speaking , the trucks need to go into racking to store and take the pallets ,It s ests that each weight of
pallet+goods should be within 1500kg,for shelves’ stable, the height shuld be 10m.Through racking has the top and 
back bracing equipment,which are used to fix the whole racking , make the whole racking stable and safe. This kind
of racking is widely used in the sector of daily food ,beverage, tobaccos and also more prevalent in cold storage