The high-quality one-piece cast aluminum construction ensures maximum stability with a minimum equipment size. The shell adopts ABS injection molding process, and the overall texture is greatly improved, which is more in line with the appearance of a chairside milling machine. Meantime, a series of intelligent designs, such as smart tool replacement, three-color light running status prompts, security lock, milling fluid flow detection, allowing dentists to operate CMW-400 in a more economical, safer and faster way to complete the chairside milling.