Natural stone (Shaped) line is usually the natural marble, granite blocks processed into single or combination of stitching, to form an overall, continuous stone lines, mainly used as door frames, window frames, handrails, countertops, roof, the edge of the building corner, waist, baseboard to cover parts of the visual effects, or from the modified landscaping purposes. Of course, stone lines in addition to decorative effect, but also have some practical value, for example, play a protective role, especially in a number of easy to wear broken easily like the different decorative material interface and shut at the corner collision at etc.