Shenzhen Synco Technology Co., Ltd. is a professional trading company and ceramic product provider which own the national's permission to do import and export business including ceramic product. Our customer not limited in domestic market but all over the world. We provide best quality ceramic product to help our customer expand the shares in their market. Synco believe in Customers first and operates reliable with honest. Our succeed case include offered service to Trapeze Network, Kavilco GmbH, Janitza Electronics GmbH, Lke Electronics International, and so on.Synco ceramic Knives are made of an advanced, high-tech ceramic called zirconium oxide (also called zirconia). This material, which is second in hardness only to diamond, was originally developed for industrial applications where metal components failed. Zirconium oxide is extremely hard, wear resistant, and chemically inert. Zirconium oxide has a hardness of 8.2 mohs (vs. steel at 5-6 mohs and diamond at 10 mohs) .