The portable modular units are composed of top frame components, bottom frame components, corner posts and several exchangeable wall panels. Modular planning concepts and production technologies are used to modularize a container room into standardized parts and then assembled on site at the site of use or just hoist it and place it. The portable modular units are made of special cold-formed galvanized steel members. The enclosure insulation materials are all non-combustible materials. The plumbing, electrical, decoration and supporting functions are all prefabricated in the factory. No secondary construction is required. On-site assembly may be completed by hoisting the whole place to stay. It can be used alone, or it can form a wide use space and stack by different combinations of horizontal and vertical directions.
The portable modular unit has a simple and safe structure, low requirements for foundation, and has the characteristics of fast on-site installation, convenient mobile relocation, many turnovers, and long service life.
The portable modular units are disassembled without loss and without construction waste. It can be used as a large space for office, accommodation, restaurant, bathroom, entertainment and combination. It can meet construction camps, temporary municipal houses, field camps, emergency resettlement houses, schools, hospitals , The demand for tourist post and various commercial houses.
It has the characteristics of prefabrication, flexibility, energy saving and environmental protection, and is called a new type of "green building".