1:We are apublic company in ceramic knife's raw materials----zirconium dioxide. Almost all the ceramic knife company in chinabuy zirconium dioxideor ceramic knife's green bodyfrom us. 2: We are professional. So, we not only have strong point in qualitybut laso inprice. Ceramic knife is composed from zirconium oxide ceramic, which is known as "Patrician Knife ". It is a great knife to any modern kitchen. Compared with the metal knives, it has the unmatchable advantages: Ultra-sharp Edge. It can amaze you at slicing meat as thin as paper. High hardness, high resistance to wear. It is as hard as HRA87 while its wear resistance is 60 times of metal knives. Free from dust. Resistance to corrosion of various acid or alkaline organic substance. Won't stain, clean easily.Keep the food's primary color and flavor. For its chemical stability, it can hardly react with any foods. It is free-magnetic, completely impact and no porosity. New era, new material- this green environmental protection concept is fully demonstrated by ceramic knife. It can bring you the aristocrat's enjoyment .