The display used is a cargo container where you can move around using the mouse in the direction suits, zoom, and control the process cario pallet after pallet until full container load.
The side with colored edges indicates the open side of the container, ie the load side.
cargo container would find in the list of those most likely to containers ready pallets in stock, looking between the various combinations to use the cheaper ones.
Similarly the objects with which to fill the spaces cargo container I can be of any type: pallets, boxes, furniture, appliances, various types of packaging, etc.
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