Armored doors are assembled to form a solid steel structure (door core). On the door core, the inner and outer parts are inlaid with a veneer that is easy to disassemble and assemble. It is made of steel edging and snapped together, and the surface is sprayed with plastic. , And the door facing can be replaced at any time.

The armored door adopts the main structure of the main frame, the auxiliary frame, and the door core, the adjustable concentric hinge hinge, and the three-frame design, which is convenient for the installation and debugging of the door leaf.