Expandable House/Foldable House Expandable box-type modular house, which includes a box module, foldable roof module; mentioned box module features a box-form steel structure frame, a foundation plate established over the steel structure frame, a primary hill wall, a next hill wall located on both sides from the steel structure frame https://jeffreyhlnnp.thenerdsblog.com/36884096/5-simple-statements-about-mobile-container-house-explained