The main body of "the grand" is made of black stone, which is embedded luxury stone according to the rules of the golden section, looking exquisite and natural picturesque, breaking through the visual imagination and emanating from the inside out noble sense. From the perspective of industrial design, "the grand" creatively combines luxury stone and tea tray design with the CNC machining technology. Not only is the overall modelling contracted, it skillfully realize The function of the tea tray to drain water by the precise calculation of geometric surface form 3.5 shelving.