... 4.OEM,CE,ISO9001 SD-1313Y column cnc router,3D cnc engraving machine for column/cylinder Scope of application1 ... Advertising industry: Large advertising signs, acrylic brands, tableets, calligraphy, 3D characters, garden or wall decoration, logo, forming system module, billboard ... non-metallic mold. 4.others: Large-scale relief sculpture, video carving, craft and gift, widely used in processing of ...