Qing Dynasty A pair of exquisite blue and white dragon-patterned cups The auction includes a pair of exquisite blue and white porcelain cups from the late Qing Dynasty. The blue and white hair color is fresh and elegant. The cup wall has a drop-shaped transparent glaze layer. The decoration techniques are complex and ingenious. It is a good collector's item. This kind of porcelain has a delicate shape and a clear glaze, so it is called "exquisite porcelain". Its production requires carving holes in the embryo, then applying glaze and firing. After firing, these hollows will form translucent bright holes, which are translucent but not leaky, making them very beautiful.