Main features:

1. the shell is made of cold-rolled steel plates welded together, box hinge with double bending technology, enhance the strength of hinges and connection box.

Door with double doors structure has good shock-proof, as well as for non-professionals also play a good role in protecting.

2. in-and-out style: progressive, into; out of, under or in accordance with user needs.

3. installation: embedded in walls or wall installation.

4. use: factory floor, building wells, family and other end users.