... applications, high density storage, ease in operation,str warehouse shelving (storage & retrieval system, pallet racking) is used ... customers:1, very high utility ratio of warehouse,2, goods can be first in first ... or first in-last out.3, structural steel constraction for durality.4, pallet position configure ... 1, the AUTOCAD drawing or draft drawing of warehouse or racking.2, the size of the warehous ...