JJC designs and manufactures detachable, folding and flat-pack container houses, prefab offices and homes, portable classrooms and hospitals, bathrooms and guard houses, steel villas, warehouses and sandwich panels. The company advertises CAD and 3D design, customization of dimensions and materials, factory production and export packing.

It is relevant to buyers seeking anything from a single portable facility to a coordinated multi-unit accommodation or commercial project.