I would like to ask how this plate is fixed on the wall
This kind of plate should be hollow, which should be welded with a corner steel brackets, with bolts fixed on the wall, and then do a good piece of the buckle on the bracket, four seals.
Generally do their own double board, the wall is fixed and a single board as thick as the wood, wood and then fixed above the plate, the following in a fill plate, and then paste the decorative plate, edge, the general width can not be too wide ( 20CM - 25CM). There are furniture factory to do, and its fixed is a hardware with the fixed parts and assembly of furniture, almost fixed, is the lock type.