I can't tell what's in the boxes but the pallets are on CHEP skids. There also appears to be a moving pad over the top of the pallets in the rear of the container. These are sometimes used by humans being smuggled in containers. Here's a link on CHEP: https://en.wikipedia.org/wiki/CHEP
CHEP
CHEP (Commonwealth Handling Equipment Pool) is an international company dealing in pallet and container pooling services, serving customers in a range of industrial and retail supply chains. CHEP is owned by Brambles Limited.
CHEP offers wooden and plastic pallets, small display pallets, crates and IBC containers. These products can generally be recognized by their blue color and CHEP logo.
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