The expandable container home launched by Hebei Xinshunyuan Prefabricated Housing features the flexibility of "one room to multiple rooms". The usable area can reach 40 square meters when expanded, and only 15 square meters when folded, making transportation and storage more convenient. The main body is made of steel structure + fireproof sandwich panels, supporting single/double expansion design, suitable for construction site dormitories, temporary offices, homestays, post-disaster resettlement houses and other scenarios. Factory standardized production, customization and delivery can be completed in 15 days, providing on-site installation and after-sales maintenance services.