Hand-painted Qinghua Gaiwan, Jingdezhen Porcelain, 160ml

Qing Hua porcelain (青花瓷), also known as blue and white porcelain, is one of the mainstream varieties of Chinese porcelain, belonging to the underglaze colored porcelain.

Blue and white porcelain is made from cobalt oxide ore, which is used as a raw material to depict decorations on ceramic blanks, then covered with a layer of transparent glaze, and fired at high temperatures in a reduction flame.
The cobalt material is blue after firing, with strong coloring power, bright color, high firing rate and stable color.

Primitive blue and white porcelain was first seen in the Tang and Song dynasties, and mature blue and white porcelain appeared in the Yuan dynasty at the Hutian kilns in Jingdezhen. In the Ming Dynasty, blue and white became the mainstream of porcelain. It reached its peak during the Kangxi period of the Qing Dynasty.