Perforated metal mesh refers to punching holes of different shapes on flat plates of different materials to meet different needs. It is easy to process and shape, can be painted or polished, has a variety of choices of apertures and arrangements, and has a long service life. It can also be used as sound-absorbing materials for building ceilings and wall panelsPunching mesh refers to punching holes of different shapes on flat plates of different materials to meet different needs.