Rice brick tea is made from rolled flakes of red tea such as Yihong, Qihong, Dianhong, etc., through processes such as replication, blending, pressing, and baking. Because the raw materials used are cut into pieces the size of rice grains during kneading and cutting, they are called "rice bricks" after being pressed and formed.
Rice bricks and tea bricks have a smooth surface, distinct edges, consistent thickness, and clear patterns. Phoenix "rice brick tea is dark and oily, with a pure aroma, rich and mellow taste, deep red soup color, and even red leaves at the bottom. The "locomotive" rice brick tea is black brown with a slight yellowing, with a smooth aroma, a rich and mellow taste, a deep red soup color, and dark red leaves at the bottom.