Yes Red and green colored porcelain in Song Dynasty was only popular among ordinary people and produced in Cizhou kilns, but it developed rapidly in Jin Dynasty. And with the continuous maturity of technology, red and green colored porcelain has reached a higher level, and it has also become a royal item of the Jin court. Red and green porcelains were also widely used in the royal porcelains of the Jin Dynasty. The red and green royal kiln porcelain is exquisite in workmanship, exquisite in decoration and expensive in materials, regardless of cost. A large amount of jade powder and agate were added to the oil, and a generation of fine official kiln porcelain with red and green colors was fired by underglaze color technique. The red and green of the official kiln are underglaze colors. Painting and painting go on at the same time. When finished, they are fired at high temperature in a kiln. A large amount of jade powder or agate is added to the glaze. The glaze of porcelain is as bright as water, as bright as new, with bright colors, strong corrosion resistance and scratch resistance.