The Chinese ceramic archaeology community believes that the northern Song Official Kiln is the Ru Kiln, so people have been exploring the Ru Kiln. After the tireless efforts of archaeologists, the imperial Ru Kiln center burning area has finally returned to the day. According to the analysis of the Kiln site, the porcelain was mainly fired during the reign of Emperor Huizong. But because of the demise of the Northern Song, those craftsmen moved to the South with the Ru porcelain burning process, in turn, it led to the opening of the Southern Song official Kiln. However, due to the strict restriction of raw materials and conditions, the Ru porcelain burning process slowly lost. With the discovery of Hangzhou official Kiln, people found the southern Song official Kiln located in Hangzhou, it absorbs the characteristics of the northern and southern folk Kiln, so made it became the peak of Chinese celadon fashion.After the collapse of the Southern Song Dynasty, the Southern Song official Kiln disappeared into the history of the Long River, leaving only porcelain tablets to the descendants, but because of its own special status, it has become a treasure of value. Song Dynasty is the most brilliant period in the history of Chinese ceramics, so the value of even the city of porcelain is not only official Kiln family, which also includes Ge Kiln. This kind of porcelain is not only extremely rare, but has not even recorded by historical materials, so the porcelain is called the most mysterious color porcelain in the history of Chinese ceramics.