Sanlong builds a tea set. Drinking tea with sword lamp can keep warm and store heat for a long time, improve the alkalinity of tea soup, ensure the better taste of tea, stimulate and improve the aroma of tea, and fully achieve the effect of tea tasting and the ultimate soft, smooth, sweet and smooth taste. It is the best tea tasting instrument. The embryo of Jianzhan contains silica, alumina, iron oxide, calcium oxide and other components.