Kangxi blue and white porcelain is famous for its fine fetal glaze, bright blue and white, simple and diverse shapes and beautiful decorations. In the Kangxi Dynasty of the Qing Dynasty (1662-1722 AD, the emperor of the Qing Dynasty Aixinjueluo Xuanye), the economy and trade were developed. In the 19th year of Kangxi, Jingdezhen restored the imperial kiln factory, and blue and white porcelain made outstanding achievements. Kangxi blue and white is divided into three periods: early, middle and late: the early period is from the first year of Kangxi to the 19th year of Kangxi; The middle period is from the 20th year of Kangxi to the 40th year of Kangxi. The late period is from the 40th year of Kangxi to the end of the Kangxi dynasty, of which the blue and white porcelain is the most prominent in the middle of Kangxi.