Tea. According to relevant public information, the ceramic persimmon ornaments are hollow and glazed, smooth and delicate. Besides being beautiful, they can also be used as small storage tanks, which are suitable for storing tea leaves. Ceramics is the floorboard of pottery and porcelain, and it is also a kind of arts and crafts in China. As early as the Neolithic Age, there were rough and simple painted pottery and black pottery in China.