The twin spliced foldable container house is a combined modular prefab building, adopting professional dual-box splicing structure. This fold out container integrates two standard foldable boxes into one large integrated space through precise splicing technology. It retains the advantages of foldable portable transportation, while solving the problem of insufficient space of single container. Fully factory pre-finished and tool-free on-site assembly, it is the perfect high-cost-performance solution for large staff dormitories, spacious temporary offices, family residences and multi-functional emergency housing.