The tall cup is open, deep abdomen, arc wall, and the book of "six systems of blue and white script". The style is simple and dignified, the shape is dignified, and the foot wall is painted with bright red water, and under the underglaze, the sea animals are painted with bright blue and white flowers. Like the true dragon, it presents the mighty style of the Ming and Xuan dynasties. The blue and white hair is rich in color, and the sea water veins are alum red, the carcass is thick and firm, the quality of the embryo is white and hard, and the glaze is thick and fine. This product is royal Imperial Palace display heavy equipment, will be sought after by senior collectors.