The detachable container house is engineered as a modular office unit for project departments construction sites temporary offices and on site management use. The flat pack detachable design allows efficient container loading and fast on site assembly with reduced labor requirements. Built with a galvanized steel frame the structure ensures stability and long term performance in demanding environments. The interior layout supports open office areas private rooms meeting spaces and storage zones. Electrical preparation is included for lighting sockets air conditioning and network cabling while optional insulation and acoustic wall panels help improve indoor comfort and reduce noise. Available in 20FT and 40FT sizes the unit can be used as a standalone office or connected with multiple modules to form larger office compounds.