1. Open-top special container is a container without a top or with an open top. When loading and unloading goods, a crane is needed to load or unload heavy goods from the top of the container. This type of container is suitable for loading extra-high goods such as glass plates, steel products, plywood, mechanical equipment, heavy goods that can be fixed by the side walls, and goods that are difficult to load and unload from the door and must be loaded and unloaded from the top of the container.
2. A frame-type special container is a container without a roof or wall, and the end wall can be removed, leaving only the bottom and four corner columns to bear the cargo. This type of container is mainly used for long and large items, overweight items, light and bulky goods, heavy machinery, steel, steel pipes, bare equipment, etc. that are not suitable for loading into general cargo containers or open-top containers, heavy goods that will produce concentrated loads, oversized goods, goods that are not afraid of wind and rain, goods that need to be loaded from the top or side of the box, and goods that need to be fixed in the box.
3. Bulk special containers are used to load bulk powder and granular goods such as soybeans, rice, malt, flour, feed, cement, resin, borax, chemical raw materials, etc. For some goods that require plant quarantine, such as imported grain, some need to be fumigated and disinfected at anchorages outside the port. Bulk containers can be equipped with openings for inserting fumigation drugs and outlets for fumigation gas, and such containers can be required to remain completely airtight during fumigation.
4. Tank-type special containers are containers suitable for loading liquid goods such as alcohol, oil, chemicals, dangerous goods, etc. This type of container has a special structure and equipment suitable for loading such goods. When loading, the goods enter through the loading hole on the top of the tank; when unloading, the goods flow out of the discharge hole at the bottom by gravity or are sucked out from the top loading port.