Ding mandarin fish grows 12-15cm in one year. According to relevant public information, Ding Mandarin Fish can grow up to 2 pounds a year, and its body length is 12-15cm. Breeding mandarin fish requires a pond. The pond area is 3-5 acres and the water depth is about 1.5-1.8 meters. The water quality must be fresh and the dissolved oxygen content must be high. The breeding density of fry is 2,000-3,000 fish per cubic meter, about 30,000-50,000 fish per mu, and 1,000-1,500 adult fish per mu.