Podocarpus truncatum is the first generation male fish of Hu Jin, with a slightly longer head and a wide and smooth figure. The improved arhat fish has wider body shape, better expressive force of color and pattern, and towering and full forehead beads. Nowadays, the ratio of height to body length of the popular Lohan is closer to the optimal ratio of 1: 1, and its beads, ink sticks and colors are more gorgeous. Most of the beads on the forehead are full of water, which is more spiritual and can interact with people.
Kirin parrot fish has thick lips, round mouth, flat mouth and triangular mouth, and its body color is red, yellow, copper and gold. Some fish have round heads, bulges, red eyes and tails on the last three fins. The maximum body size can reach 20 cm, and it is characterized by its bright spots all over the body.