1, amphioxus is larger, reaching 5 kg-10 kg each, while Wang Techang is smaller, reaching 1-3 kg each.
2. In different habitats, Amphioxus is a kind of marine fish, which is one of the rare marine economic fish in the southern coast of China. Its fish is white, tender and nutritious. Wang Techang is a flat-sea fish, which is produced in Liuzhou.