Jianhua rock plate is ceramic. The general definition of slate is a kind of white translucent ceramic rich in kaolinite. It is a part of engineering stone series derived from kaolin clay baked at high temperature. Kaolin contains many minerals, including silica, feldspar and mineral oxides. These minerals help to enrich the color and strength of rock slabs. Although the slate countertop may not be famous for kitchen decoration, it is worthy of attention. In fact, their popularity has increased steadily in recent years, and soon these products will occupy a considerable market share. What is foreseeable is their future trend; They add value to interior design.