Juvenile fish can be fully artificially cultivated in the room, and it can also be cultivated in an outdoor earth pond. The indoor artificial breeding uses static water, micro-inflating, and regular water change to transition to constant flow. The larval stocking density is 0.5-1.0 thousand/m3. In order to feed the rotifers, artemia, artemia, copepods, and surimi, etc. Can also be used outside the pond ecological fertilizer cultivation.