Gaiwan is composed of a bowl, a saucer and a lid. Use the Gaiwan to make tea, it is simple and clear to see the color of the soup, distinguish the concentration, and observe the bottom of the leaves. Gaiwan is also known as "Sancai Gaiwan", the lid symbolizes the sky, the saucer symbolizes the earth, and the bowl symbolizes people, implying the harmony between heaven, earth and man.