Unearthed the earliest casket (ceramic material) belong to two thousand years ago, it was discovered in Jerusalem style: coffin-style, the palace-style, box-type, ship type, type, etc. altar. With the continuous advancement of ceramic technology, including ceramic urn pastels class, blue class, color glaze class, pastels class, gilt system class. Ceramic urn shape its elegant, solemn and dignified, passed away after becoming the preferred destination for many people. This material contains ceramic because of the "Five Elements" five elements: gold - ceramics containing many metals such as copper, manganese, potassium, sodium, calcium; wood - ceramic soil contains tens of thousands of years ago Many carbonized remains of trees after; water - porcelain molding process an indispensable element; fire - firing requires a temperature of 1380 degrees ceramic flame core temperature; soil - clay, Jingdezhen and Dehua Kaolin is the preferred raw material for porcelain. Fired porcelain with a "white jade bright as a mirror as thin as paper such as the sound" features. Since the ceramic material sources of abundant, cheap, easy art form, easy to industrial production, low cost and the product looks luxurious, both for display at the funeral home and family, but also for burial customs, it is useful to promote the significance of a casket. It solves the casket inside the box easy to damp problems. Not easy to penetrate the moisture from the box or from the junction box body and the lid of the box body, to ensure the long dry inside the casket.