How is the medium density decorative plate fixed on the wall
The wall first to do a layer of closed paint, and then use glass glue or adhesive tape plus adhesive, you can at least 20 years without falling.
Not recommended with glue.
In fact, this and the same painting, the density board on the back of a painting hook, hanging in the fixed on the wall can be nails.
Latex paint the wall, no matter what glue, directly with the MDF bonding, a long time will fall off.