Cover plate type detachable metal face wall thermal insulation and decoration integrated system

The utility model relates to a cover plate type detachable metal face wall thermal insulation and decoration integrated system which comprises boards, wherein an inserting structure is arranged at the lower end of each board, a pin structure corresponding to the inserting structure at the lower end is arranged at the upper end of each board, and the boards are connected end to end; fastening screws penetrate through the pin structures at the upper ends of the boards and are fixedly connected with a structural keel of a building exterior wall; the fastening screws are covered with cover plates; and the boards are sealed through center seam adhesive strips. The system has the advantages of flexibility in mounting, stability in fixing and the like, manpower and material resources are greatly reduced, and the system has a huge potential market value and is worthy of popularization and application.