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No, the container is completely sealed depending on the cargo. If the loaded goods are afraid of moisture, then use the tape to seal the ventilation holes; if the goods need to be ventilated, then you must carefully check the vents for foreign objects before loading, and whether the ventilation is normal.

Container, English name container. It refers to a large loading container with a certain strength, rigidity and specifications for turnover. The use of containers to transfer goods can be directly loaded in the shipper's warehouse, shipped to the consignee's warehouse for unloading, and when the car or ship is changed midway, the goods need not be taken out of the box. Therefore the container is a great invention.

The greatest success of a container lies in the standardization of its products and the resulting set of transportation systems. It is possible to standardize a behemoth with a load of several tens of tons, and on this basis, gradually realize the logistics system of ships, ports, routes, highways, transit stations, bridges, tunnels and multimodal transport on a global scale. Called one of the great miracles created by mankind in history.