Sculpture, “the connotation is fine, the industrial field,” sculpture “work undertaken more than 90% of conventional sword” powerless “, and must be completed using a small tool with great care, mechanical engraver can use their experience and skill techniques to avoid Duandao, thus ensuring the efficiency of carving! CNC engraving machine is controlled by a computer to complete, CNC router machine tools for efficient use of small fine carving on the need for a professional CNC engraving technology and processes to support, which is currently processing popular “high-speed milling (HSM)” and the CNC router unique “equivalent cutting technology