The prefabricated container units are a combination of various components that have been made in advance to form a house. It has extremely strong commodity attributes. Strictly speaking, the construction of a prefabricated container unit is not a building construction technology, but only a building assembly technology. It is more appropriate to say 'manufacturing'. The production of prefabricated container units mainly depends on mechanical equipment, which is different from traditional buildings. The mobile house is suitable for the environment under various climatic conditions and all kinds of terrain structures. It has low dependence on terrain and landforms. The factory is large-scale, prefabricated and modernized. The construction period of the prefabricated container units is short. A few months or even shorter time, can well meet the customer's future movement, expansion or modification requirements; it can also reduce labor costs, generally speaking, 4 workers can complete a single box installation within 3 hours, internal water and electricity , Sockets, doors, windows, and external power supplied together by us, and they can be hoisted or assembled in place when they are needed. They can be used after they are connected to water and electricity; transportation is also very convenient.