Tufted carpets can be divided into three categories according to the characteristics of the carpet surface: full-open velvet carpet, full-round velvet carpet and open and loop velvet combined carpet. Wool and wool blended and nylon tufted carpets are more suitable for room laying, especially wool and wool blended tufting products. It has the basic characteristics of wool carpets and is relatively inexpensive, and has low standard of decoration and star rating. It is completely satisfactory. Tufted piled carpets are best not to be used in public areas.