Metal sign is an antique signage advertisement or commemorative signage. metal relief is an antique signage advertisement or commemorative signage. It is a kind of embossed mural technology, which is a kind of engraving art. E-Time provides customized stainless steel signs and metal plaques. Three-dimensional embossed moulding aluminium plate embossed carving. The embossed mural is not uncommon in life. It may be found in public places, schools, and friends’ homes. Embossed cards include aluminium sculpture ornaments, copper sculpture plaques, aluminium sculpture screens and stainless steel screens.